Goal is to predict CEO departure

Import Data

library(tidyverse)
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## ✔ purrr     1.0.2     
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library(correlationfunnel)
## Warning: package 'correlationfunnel' was built under R version 4.3.2
## ══ Using correlationfunnel? ════════════════════════════════════════════════════
## You might also be interested in applied data science training for business.
## </> Learn more at - www.business-science.io </>
departures <- readr::read_csv('https://raw.githubusercontent.com/rfordatascience/tidytuesday/master/data/2021/2021-04-27/departures.csv')
## Rows: 9423 Columns: 19
## ── Column specification ────────────────────────────────────────────────────────
## Delimiter: ","
## chr   (8): coname, exec_fullname, interim_coceo, still_there, notes, sources...
## dbl  (10): dismissal_dataset_id, gvkey, fyear, co_per_rol, departure_code, c...
## dttm  (1): leftofc
## 
## ℹ Use `spec()` to retrieve the full column specification for this data.
## ℹ Specify the column types or set `show_col_types = FALSE` to quiet this message.

Clean Data

skimr::skim(departures)
Data summary
Name departures
Number of rows 9423
Number of columns 19
_______________________
Column type frequency:
character 8
numeric 10
POSIXct 1
________________________
Group variables None

Variable type: character

skim_variable n_missing complete_rate min max empty n_unique whitespace
coname 0 1.00 2 30 0 3860 0
exec_fullname 0 1.00 5 790 0 8701 0
interim_coceo 9105 0.03 6 7 0 6 0
still_there 7311 0.22 3 10 0 77 0
notes 1644 0.83 5 3117 0 7755 0
sources 1475 0.84 18 1843 0 7915 0
eight_ks 4499 0.52 69 3884 0 4914 0
_merge 0 1.00 11 11 0 1 0

Variable type: numeric

skim_variable n_missing complete_rate mean sd p0 p25 p50 p75 p100 hist
dismissal_dataset_id 0 1.00 5684.10 25005.46 1 2305.5 4593 6812.5 559044 ▇▁▁▁▁
gvkey 0 1.00 40132.48 53921.34 1004 7337.0 14385 60900.5 328795 ▇▁▁▁▁
fyear 0 1.00 2007.74 8.19 1987 2000.0 2008 2016.0 2020 ▁▆▅▅▇
co_per_rol 0 1.00 25580.22 18202.38 -1 8555.5 22980 39275.5 64602 ▇▆▅▃▃
departure_code 1667 0.82 5.20 1.53 1 5.0 5 7.0 9 ▁▃▇▅▁
ceo_dismissal 1813 0.81 0.20 0.40 0 0.0 0 0.0 1 ▇▁▁▁▂
tenure_no_ceodb 0 1.00 1.03 0.17 0 1.0 1 1.0 3 ▁▇▁▁▁
max_tenure_ceodb 0 1.00 1.05 0.24 1 1.0 1 1.0 4 ▇▁▁▁▁
fyear_gone 1802 0.81 2006.64 13.63 1980 2000.0 2007 2013.0 2997 ▇▁▁▁▁
cik 245 0.97 741469.17 486551.43 1750 106413.0 857323 1050375.8 1808065 ▆▁▇▂▁

Variable type: POSIXct

skim_variable n_missing complete_rate min max median n_unique
leftofc 1802 0.81 1981-01-01 2998-04-27 2006-12-31 3627
factors_vec <- departures %>% select( departure_code, tenure_no_ceodb, max_tenure_ceodb, ceo_dismissal) %>% names()

data_clean <- departures %>%
  select(-interim_coceo, -still_there, -eight_ks, -notes, -sources, -leftofc) %>%
  
    # remove NA's
  na.omit() %>%
  
  # address factors imported as numeric
  mutate(across(all_of(factors_vec), as.factor)) %>%
  
  # drop zero variance variable name
  select(-c(`_merge`)) %>%
  
  # Recode CEO Dismissal
  mutate(ceo_dismissal = if_else(ceo_dismissal == "Yes", "1", ceo_dismissal))

Explore Data

data_clean %>% count(ceo_dismissal)
## # A tibble: 2 × 2
##   ceo_dismissal     n
##   <chr>         <int>
## 1 0              5822
## 2 1              1439
data_clean %>%
  ggplot(aes(ceo_dismissal)) +
  geom_bar()

fyear vs interim_coceo

data_clean %>%
  ggplot(aes(ceo_dismissal, fyear)) + 
  geom_boxplot()

correlation plot

# step 1: binarize
data_binarized <- data_clean %>%
  binarize()

data_binarized %>% glimpse()
## Rows: 7,261
## Columns: 43
## $ `dismissal_dataset_id__-Inf_2159` <dbl> 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, …
## $ dismissal_dataset_id__2159_4330   <dbl> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, …
## $ dismissal_dataset_id__4330_6564   <dbl> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, …
## $ dismissal_dataset_id__6564_Inf    <dbl> 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, …
## $ coname__BARRICK_GOLD_CORP         <dbl> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, …
## $ `coname__-OTHER`                  <dbl> 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, …
## $ `gvkey__-Inf_6867`                <dbl> 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, …
## $ gvkey__6867_13283                 <dbl> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, …
## $ gvkey__13283_30025                <dbl> 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, …
## $ gvkey__30025_Inf                  <dbl> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, …
## $ `fyear__-Inf_1999`                <dbl> 0, 1, 0, 1, 0, 1, 1, 1, 0, 1, 0, 0, …
## $ fyear__1999_2006                  <dbl> 1, 0, 1, 0, 1, 0, 0, 0, 1, 0, 0, 1, …
## $ fyear__2006_2012                  <dbl> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, …
## $ fyear__2012_Inf                   <dbl> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, …
## $ `co_per_rol__-Inf_6968`           <dbl> 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, …
## $ co_per_rol__6968_18252            <dbl> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, …
## $ co_per_rol__18252_33294           <dbl> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, …
## $ co_per_rol__33294_Inf             <dbl> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, …
## $ exec_fullname__John_W._Rowe       <dbl> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, …
## $ `exec_fullname__-OTHER`           <dbl> 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, …
## $ departure_code__1                 <dbl> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, …
## $ departure_code__2                 <dbl> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, …
## $ departure_code__3                 <dbl> 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, …
## $ departure_code__4                 <dbl> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, …
## $ departure_code__5                 <dbl> 0, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 0, …
## $ departure_code__6                 <dbl> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, …
## $ departure_code__7                 <dbl> 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, …
## $ ceo_dismissal__0                  <dbl> 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 0, …
## $ ceo_dismissal__1                  <dbl> 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, …
## $ tenure_no_ceodb__1                <dbl> 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, …
## $ tenure_no_ceodb__2                <dbl> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, …
## $ `tenure_no_ceodb__-OTHER`         <dbl> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, …
## $ max_tenure_ceodb__1               <dbl> 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, …
## $ max_tenure_ceodb__2               <dbl> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, …
## $ `max_tenure_ceodb__-OTHER`        <dbl> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, …
## $ `fyear_gone__-Inf_2000`           <dbl> 0, 1, 0, 1, 0, 1, 1, 1, 0, 1, 0, 0, …
## $ fyear_gone__2000_2006             <dbl> 1, 0, 1, 0, 1, 0, 0, 0, 1, 0, 0, 1, …
## $ fyear_gone__2006_2013             <dbl> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, …
## $ fyear_gone__2013_Inf              <dbl> 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, …
## $ `cik__-Inf_101063`                <dbl> 0, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0, 1, …
## $ cik__101063_832428                <dbl> 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, …
## $ cik__832428_1024302               <dbl> 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, …
## $ cik__1024302_Inf                  <dbl> 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 1, 0, …
# step 2: correlation
data_correlation <- data_binarized %>%
  correlate(ceo_dismissal__1)

data_correlation
## # A tibble: 43 × 3
##    feature        bin       correlation
##    <fct>          <chr>           <dbl>
##  1 ceo_dismissal  0             -1     
##  2 ceo_dismissal  1              1     
##  3 departure_code 3              0.929 
##  4 departure_code 5             -0.482 
##  5 departure_code 7             -0.298 
##  6 departure_code 4              0.274 
##  7 fyear          -Inf_1999     -0.0785
##  8 departure_code 6             -0.0784
##  9 co_per_rol     -Inf_6968     -0.0598
## 10 fyear_gone     -Inf_2000     -0.0589
## # ℹ 33 more rows
# step 3: plot
data_correlation %>%
  correlationfunnel::plot_correlation_funnel()

Model building

Split data

library(tidymodels)
## ── Attaching packages ────────────────────────────────────── tidymodels 1.1.1 ──
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## ✔ parsnip      1.1.1     ✔ yardstick    1.2.0
## ✔ recipes      1.0.8
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set.seed(1234)
data_clean <- data_clean %>% sample_n(2000)

data_split <- initial_split(data_clean, strata = ceo_dismissal)
data_train <- training(data_split)
data_test <- testing(data_split)

data_cv <- rsample::vfold_cv(data_train, strata = ceo_dismissal)
data_cv
## #  10-fold cross-validation using stratification 
## # A tibble: 10 × 2
##    splits             id    
##    <list>             <chr> 
##  1 <split [1349/151]> Fold01
##  2 <split [1349/151]> Fold02
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## 10 <split [1351/149]> Fold10

Preprocess data

library(themis)
## Warning: package 'themis' was built under R version 4.3.3
xgboost_ceo <- recipes::recipe(ceo_dismissal ~ ., data = data_train) %>%
  update_role(cik, new_role = "ID") %>%
  step_dummy(all_nominal_predictors()) %>%
  step_normalize() %>%
  step_smote(ceo_dismissal)


xgboost_ceo %>% prep() %>% juice() %>% glimpse()
## Rows: 2,424
## Columns: 2,732
## $ dismissal_dataset_id                                         <dbl> 3351, 684…
## $ gvkey                                                        <dbl> 10247, 61…
## $ fyear                                                        <dbl> 1999, 201…
## $ co_per_rol                                                   <dbl> 2117, 543…
## $ fyear_gone                                                   <dbl> 1999, 201…
## $ cik                                                          <dbl> 96021, 89…
## $ ceo_dismissal                                                <fct> 0, 0, 0, …
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## $ departure_code_X2                                            <dbl> 0, 0, 0, …
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## $ max_tenure_ceodb_X4                                          <dbl> 0, 0, 0, …

Specify model

library(usemodels)
## Warning: package 'usemodels' was built under R version 4.3.2
usemodels::use_xgboost(ceo_dismissal ~ ., data = data_train)
## xgboost_recipe <- 
##   recipe(formula = ceo_dismissal ~ ., data = data_train) %>% 
##   step_zv(all_predictors()) 
## 
## xgboost_spec <- 
##   boost_tree(trees = tune(), min_n = tune(), tree_depth = tune(), learn_rate = tune(), 
##     loss_reduction = tune(), sample_size = tune()) %>% 
##   set_mode("classification") %>% 
##   set_engine("xgboost") 
## 
## xgboost_workflow <- 
##   workflow() %>% 
##   add_recipe(xgboost_recipe) %>% 
##   add_model(xgboost_spec) 
## 
## set.seed(44502)
## xgboost_tune <-
##   tune_grid(xgboost_workflow, resamples = stop("add your rsample object"), grid = stop("add number of candidate points"))
xgboost_spec <- 
  boost_tree(trees = tune()) %>% 
  set_mode("classification") %>% 
  set_engine("xgboost") 

xgboost_workflow <- 
  workflow() %>% 
  add_recipe(xgboost_ceo) %>% 
  add_model(xgboost_spec) 

Tune hyperparameters

doParallel::registerDoParallel()

set.seed(45034)
xgboost_tune <-
  tune_grid(xgboost_workflow,
            resamples = data_cv,
            grid = 5,
            control = control_grid(save_pred = TRUE))

Model evaluation

Identify optimal value for hyperparameters

collect_metrics(xgboost_tune)
## # A tibble: 10 × 7
##    trees .metric  .estimator  mean     n std_err .config             
##    <int> <chr>    <chr>      <dbl> <int>   <dbl> <chr>               
##  1   111 accuracy binary     0.997    10 0.00148 Preprocessor1_Model1
##  2   111 roc_auc  binary     1        10 0       Preprocessor1_Model1
##  3   683 accuracy binary     0.997    10 0.00148 Preprocessor1_Model2
##  4   683 roc_auc  binary     1        10 0       Preprocessor1_Model2
##  5  1015 accuracy binary     0.997    10 0.00148 Preprocessor1_Model3
##  6  1015 roc_auc  binary     1        10 0       Preprocessor1_Model3
##  7  1205 accuracy binary     0.997    10 0.00148 Preprocessor1_Model4
##  8  1205 roc_auc  binary     1        10 0       Preprocessor1_Model4
##  9  1840 accuracy binary     0.997    10 0.00148 Preprocessor1_Model5
## 10  1840 roc_auc  binary     1        10 0       Preprocessor1_Model5
collect_predictions(xgboost_tune) %>%
  group_by("id") %>%
  roc_curve(ceo_dismissal, .pred_1) %>%
  autoplot()

Fit the model for the last time

xgboost_last <- xgboost_workflow %>%
  finalize_workflow(select_best(xgboost_tune, metric = "accuracy")) %>%
  last_fit(data_split)
## Warning: package 'xgboost' was built under R version 4.3.2
## → A | warning: There are new levels in a factor: UST CORP, JACK IN THE BOX INC, METTLER-TOLEDO INTL INC, E TRADE FINANCIAL CORP, STRATEGIC EDUCATION INC, ALEX BROWN INC, FEDERAL NATIONAL MORTGA ASSN, RAYTHEON CO, FLIR SYSTEMS INC, TELEFLEX INC, HARRIS CORP, BEL FUSE INC, KING PHARMACEUTICALS INC, SAFETY-KLEEN CORP, O'REILLY AUTOMOTIVE INC, GENTIVA HEALTH SERVICES INC, ZENITH NATIONAL INSURANCE CP, SEARS ROEBUCK & CO, ENERSYS, FOSTER WHEELER AG, LATTICE SEMICONDUCTOR CORP, COLUMBIA ENERGY GROUP, GENERAL MILLS INC, AMERIGROUP CORP, CAPELLA EDUCATION CO, SIMPSON MANUFACTURING INC, ALEXANDRIA R E EQUITIES INC, SABRE CORP, RPT REALTY, SHOWBOAT INC, ARCONIC INC, MONDELEZ INTERNATIONAL INC, PACIFIC SUNWEAR CALIF INC, STILLWATER MINING CO, NATUS MEDICAL INC, AVX CORP, RESPIRONICS INC, ADT CORP, AMERICA'S CAR-MART INC, RAILTEX INC, POOL CORP, MOBILE MINI INC, U S ROBOTICS CORP, RATIONAL SOFTWARE CORP, STATE STREET CORP, QUAKER OATS CO, D R HORTON INC, MALLINCKRODT INC, FARO TECHNOLOGIES INC, HERSHEY CO, NORTHWESTERN CORP, SEMTECH CORP, ARMOR HOLDINGS INC, GENOMIC HEALTH INC, NEWFIELD EXPLORATION CO, SURMODICS INC, PEPSIAMERICAS INC, CATAPULT COMMUNICATIONS CORP, MATERIAL SCIENCES CORP, ORASURE TECHNOLOGIES INC, TETRA TECH INC, MAPINFO CORP, STEIN MART INC, XOMA CORP, ADDUS HOMECARE CORP, ALBERTO-CULVER CO, DYNEGY INC, SMITHS FOOD & DRUG -CL B, ANSOFT CORP, ALZA CORP, TECH DATA CORP, ANALOG DEVICES, POLYONE CORP, CRAY RESEARCH, VOXX INTERNATIONAL CORP, WASHINGTON ENERGY CO, BROCADE COMMUNICATIONS SYS, BOOKING HOLDINGS INC, RUBBERMAID INC, SANDISK CORP, RYDER SYSTEM INC, DAVITA INC, EAGLE HARDWARE & GARDEN INC, CONCORD EFS INC, DELUXE CORP, FORWARD AIR CORP, ALLETE INC, RSA SECURITY INC, ELECTRO SCIENTIFIC INDS INC, SUPERIOR ENERGY SERVICES INC, TELLABS INC, ITRON INC, INCO LTD, ACTUANT CORP -CL A, SPACELABS MEDICAL INC, FIRST INTERSTATE BNCP, SIEBEL SYSTEMS INC, POWER INTEGRATIONS INC, PG&E CORP, IDACORP INC, KING WORLD PRODUCTIONS INC, JUNO LIGHTING INC, HAIN CELESTIAL GROUP INC, TYSON FOODS INC -CL A, TOOTSIE ROLL INDUSTRIES INC, SCOTT TECHNOLOGIES INC, AMERICAN AIRLINES GROUP INC, BARRETT RESOURCES CORP, DSW INC, INTL MULTIFOODS CORP, VALMONT INDUSTRIES INC, CEC ENTERTAINMENT INC, NAVIGANT CONSULTING INC, EBAY INC, EDISON INTERNATIONAL, PRINCIPAL FINANCIAL GRP INC, GENERAL NUTRITION COS -CL A, RRI ENERGY INC, COMPUTER TASK GROUP INC, RADISYS CORP, CELGENE CORP, ROLLINS TRUCK LEASING, US ECOLOGY INC, CADENCE DESIGN SYSTEMS INC, UNION PACIFIC RESOURCES GRP, ABERCROMBIE & FITCH  -CL A, GLASSBRIDGE ENTERPRISES INC, KRAFT HEINZ CO, CLOROX CO/DE, COMPUWARE CORP, SURGICAL CARE AFFILIATES-OLD, ARO LIQUIDATION INC, GARMIN LTD, NORWEGIAN CRUISE LINE HLDGS, ANCHOR BANCORP WISCONSIN INC, NORTHWEST NATURAL HLDNG CO, NEWELL BRANDS INC, DISCOUNT AUTO PARTS INC, MUTUAL RISK MANAGEMENT LTD, FULTON FINANCIAL CORP, MIMEDX GROUP INC, NELLCOR PURITAN BENNETT INC, PEPCO HOLDINGS INC, GIBRALTAR INDUSTRIES INC, INTERSIL CORP -CL A, FABRINET, KNIGHT-SWIFT TRPTN HLDGS INC, NEIMAN MARCUS GROUP INC, DARDEN RESTAURANTS INC, CBOE GLOBAL MARKETS INC, HOST HOTELS & RESORTS INC, PACIFICORP, NASHUA CORP, RESOLUTE FOREST PRODUCTS INC, INNOVIVA INC, ADVANCED ENERGY INDS INC, UNITED COMMUNITY BANKS INC, AXT INC, AXA FINANCIAL INC, NORAM ENERGY CORP, CALATLANTIC GROUP INC, PEPSI BOTTLING GROUP INC, LIPOSOME CO INC, SANTA FE PACIFIC GOLD CORP, MANNATECH INC, GRAINGER (W W) INC, MERITOR INC, ENTERRA CORP -OLD, SEAGATE TECHNOLOGY PLC, UNITED RENTALS INC, JANUS HENDERSON GROUP PLC, SUSQUEHANNA BANCSHARES INC, M & T BANK CORP, NICOR INC, TIMCO AVIATION SERVICES INC, CLECO CORP, UNC INC, FIESTA RESTAURANT GROUP INC, STEWART ENTERPRISES -CL A, CBI INDUSTRIES INC, MDU RESOURCES GROUP INC, ADVANCE AUTO PARTS INC, NOVELLUS SYSTEMS INC, BECTON DICKINSON & CO, MEASUREMENT SPECIALTIES INC, VARIAN MEDICAL SYSTEMS INC, ELECTRONIC ARTS INC, PROVIDENT BANKSHARES CORP, PARKWAY PROPERTIES INC, ENGAGE INC, ALLWASTE INC, NETWORK SOLUTIONS INC, NABISCO HOLDINGS CORP -CL A, FREESCALE SEMICONDUCTOR INC, MAIDEN HOLDINGS LTD, PEET'S COFFEE & TEA INC, DITECH NETWORKS INC, SEAGATE TECHNOLOGY-OLD, RENAL CARE GROUP INC, BERGEN BRUNSWIG CORP  -CL A, CASH AMERICA INTL INC, CABOT CORP, RENEWABLE ENERGY GROUP INC, SIMON WORLDWIDE INC, WILLIS TOWERS WATSON PLC, NORTHWESTERN STL&WIRE, EXPONENT INC, SIRONA DENTAL SYSTEMS INC, LUBYS INC, BLACK BOX CORP, CILCORP INC, SITE CENTERS CORP, LEHMAN BROTHERS HOLDINGS INC, INTEGRYS HOLDING INC, AVIS BUDGET GROUP INC, THOMAS & BETTS CORP, EXPEDIA GROUP INC, CORVEL CORP, VECTREN CORP, KELLWOOD CO, MICHAELS COS INC, KAYDON CORP, DEXCOM INC, POOL ENERGY SERVICES CO, SAGENT PHARMACEUTICALS INC, GERBER SCIENTIFIC INC, AUTOMATIC DATA PROCESSING, ORANGE & ROCKLAND UTILITIES, BERINGER WINE EST HLD -CL B, RUSSELL CORP, UIL HOLDINGS CORP, SANTA FE SNYDER CORP, HARVEST NATURAL RESOURCES, CAMBREX CORP, LIBBEY INC, AMERISAFE INC, ECHO BAY MINES LTD, MYLAN NV, MKS INSTRUMENTS INC, ERA GROUP INC, SPARTANNASH CO, PATTERSON-UTI ENERGY INC, RUBICON TECHNOLOGY INC, EMS TECHNOLOGIES INC, APPLIED POWER INC, JONES LANG LASALLE INC, BROOKS AUTOMATION INC, PACIFIC TELESIS GROUP, ENTERCOM COMMUNICATIONS CORP, PLIANT SYSTEMS INC, MCDERMOTT INTL INC, PDC ENERGY INC, TIVITY HEALTH INC, RUDOLPH TECHNOLOGIES INC, ARROW ELECTRONICS INC, NMI HOLDINGS INC, RYLAND GROUP INC, MRO SOFTWARE INC, CONCERTO SOFTWARE INC, HONEYWELL INTERNATIONAL INC, CIRCON CORP, SANMINA CORP, PILLOWTEX CORP, HSBC USA INC, ADVANCED TISSUE SCI -CL A, CYPRESS SEMICONDUCTOR CORP, TITAN CORP, PRIMERICA INC, CARTER-WALLACE INC, SONIC SOLUTIONS, GENON ENERGY INC, NAC RE CORP, CONCENTRA MANAGED CARE INC, TALX CORP, TELXON CORP, PSINET INC, DOMINION ENERGY INC, FOOT LOCKER INC, INSEEGO CORP, AMFM INC, AMERICAN BANKERS INS GROUP, HOCKEY CO, REGIS CORP/MN, MANDALAY RESORT GROUP, AGILENT TECHNOLOGIES INC, PRICE (T. ROWE) GROUP, GOTTSCHALKS INC, CAMERON INTERNATIONAL CORP, READERS DIGEST ASSN INC, CALAMP CORP, BROADCOM CORP -CL A, VIROPHARMA INC, INTERMET CORP, SKYWEST INC, CDK GLOBAL INC, ECLIPSYS CORP, NYFIX INC, TORCHMARK CORP, AMERICAN CYANAMID CO, DIAL CORPORATION, RAINBOW TECHNOLOGIES INC, IXIA, CSRA INC, COMMONWLTH TELE ENTER, BIOMED REALTY TRUST INC, NEW JERSEY RESOURCES CORP, RYERSON HOLDING CORP, KEYCORP, DEXTER CORP, PERFORMANCE FOOD GROUP CO, PLEXUS CORP, LINCOLN EDUCATIONAL SERVICES, ARCO CHEMICAL CO, EAGLE MATERIALS INC, SYNCOR INTL CORP/DE, CH ENERGY GROUP INC, BANKBOSTON CORP, DENTSPLY SIRONA INC, There are new levels in a factor: Bailey A. Thomas, Neal F. Finnegan, Linda A. Lang, Robert F. Spoerry MBA, Mitchell Harris Caplan J.D., Robert S. Silberman, Mark E. Zalatoris, CPA, Mark G. Parker, Alvin Bernard Krongard, James A. Johnson, Dennis J. Gormley, Dennis J. Picard, Andrew C. Teich, David S. Boyer, Howard L. Lance, Elliot Bernstein, Thomas M. Patrick, R. James Macaleer, Michael D. Dean, John M. Gregory, John W. Rollins, Neil R. Austrian, David E. O'Reilly, Ronald A. Malone, Stanley Robert Zax, Alan J. Lacy, David E. Maguire, Calvin L. Reed, John D. Craig, Livio D. DeSimone, David M. LeVan, Raymond J. Milchovich, Glen W. Hawk, Robert A. Oswald, Kendall J. Powell, Robert E. Martini, Jeffrey L. McWaters, Richard Louis Leza Sr., J. Kevin Gilligan, Thomas J. Fitzmyers, Ronald R. Snyder, Corbin A. McNeill Jr., J. Phillip London, Joel S. Marcus CPA J.D., Thomas Klein, Dennis E. Gershenson, J. Kell Houssels III, Klaus-Christian Kleinfeld, Irene B. Rosenfeld, Seth R. Johnson, William E. Nettles, James B. Hawkins, John H. Bryan, Terry S. Semel, John S. Gilbertson, Dennis S. Meteny, Naren K. Gursahaney, William Paul Madar, William H. Henderson, Stavro E. Prodromou, Robert H. Rau, Bruce M. Flohr, Edward T. Colligan, Manuel J. Perez de la Mesa, Steven G. Bunger, Casey G. Cowell, Peter C. Browning, Jim W. Bradke, Denise L. Ramos, Paul D. Levy, George H. Schofield, Marshall N. Carter, Joseph M. Yorio, Merrill A. Miller Jr., Donald R. Horton, C. Ray Holman, Jay W. Freeland, David J. West, Merle D. Lewis, Jason L. Carlson, Jonathan M. Spiller, H. Lawrence Culp Jr., William J. Herman, Kimberly J. Popovits, David A. Trice, Dale R. Olseth, Bruce S. Chelberg, Richard Alan Karp, Rolla P. Huff, Henry M. Paulson Jr., Michael E. Szymanczyk, David N. Weidman, Clifford D. Nastas, Douglas A. Michels, Matthew M. Mannelly, Li-San Hwang, Mark S. Shapiro, Peter Riepenhausen, David L. Keltner, Mark P. Cattini, David T. Leach, David H. Stovall Jr., John W. Varian, Mark S. Heaney, Howard B. Bernick, Charles L. Watson, Ronald W. Burkle, Nicholas Csendes, Martin S. Gerstel, Robert P. Peebler, Steven A. Raymund, Jerald G. Fishman, William F. Patient, John F. Carlson, J. Michael Bodnar, Henry A. McKinnell, John J. Shalam, James A. Thorpe, Gregory L. Reyes, Jeffery H. Boyd, Wolfgang R. Schmitt, Eli Harari, Gregory T. Swienton, Kent J. Thiry, Richard A. Fennessy, David J. Heerensperger, Dan M. Palmer, John A. Blanchard III, Bruce A. Campbell, John Edward Warnock, William Henry Rogers, Jr., Donald J. Shippar, Nicholas D. Chabraja, Taylor H. Henry, John S. Stanik, Charles R. Stuckey Jr., Robert E. Grant, Edward C. Grady, Terence E. Hall, Malcolm Unsworth, Michael D. Sopko, Martin P. Slark, Daniel A. Carp, Robert C. Arzbaecher, Paul David Miller, C. Reynolds Thompson III, C. William Pollard, Jerry C. Moyes, Carl A. Lombardi, Edward M. Carson, James D. Carreker, Thomas M. Siebel, Howard F. Earhart, Steven J. Pully, J.D., Robert D. Glynn Jr., Luis A. Rivera, Jan B. Packwood, Michael Gordon King, T. Tracy Bilbrough, Carl D. Donaway, Irwin David Simon, Richard L. Bond, Bram Goldsmith, Melvin J. Gordon, Harry E. Figgie Jr., Thomas W. Horton, Peter A. Dea, Francis S. Blake, Michael R. MacDonald, Robert M. Price, Willem P. Roelandts, Mogens C. Bay, Thomas F. Frist Jr., Richard M. Frank, Julie M. Howard, Margaret Cushing Whitman, John E. Bryson, Dennis H. Reilley, John Barry Griswell, William E. Watts, Hugh R. Harris, Gale S. Fitzgerald, Richard M. Kovacevich, Scott C. Grout, Mark J. Alles, John W. Rollins, Jr., Stephen A. Romano, John R. Harding, Bobby V. Abraham, J. Michael Talbert, James Shane Metcalf, Jack L. Messman, Joanne C. Crevoiserat, Bruce A. Henderson, Donald R. Knauss, Peter Karmanos Jr., Richard D. Reidy, Joel C. Gordon, Thomas P. Johnson, Min-Hwan Kao, Kevin M. Sheehan, Douglas J. Timmerman, Gregg S. Kantor, Mark D. Ketchum, Adam M. Aron, Peter J. Fontaine, Robert A. Mulderig, Glenn Alan Britt, R. Scott Smith Jr., David J. Coles, Robert D. Welding, C. Ray Larkin, C. Stephen Lynn, Edward Franklin Mitchell, Frank G. Heard, Jeffrey C. Barbakow, David Tom Mitchell, Kevin P. Knight, Robert A. Smith, Clarence Otis Jr., William J. Brodsky, Frank H. Romanelli, Christopher J. Nassetta, Gregory Edward Abel, William E. Mitchell, Anthony P. Gammie, Rick E. Winningham, Roger D. Malkin, Hans-Georg Betz, Jimmy Carl Tallent, C. S. Yin Ph.D., Richard H. Jenrette, T. Milton Honea, Jr., Arthur E. Svendsen, Eric J. Foss, Charles A. Baker, Frank J. Hansen, Richard S. Braddock, Joseph P. Durrett, Patrick M. James, Wayne L. Badovinus, Richard Lee Keyser, Ivor J. Evans, D. Dale Wood, Stephen J. Luczo, Peter A. Darbee, Bradley S. Jacobs, Richard MacCoy Weil, D. P. Kennedy, William John Reuter, Robert G. Wilmers, Jerry E. Dempsey, Michael J. Luttati, Dale F. Morrison, Richard G. Cline, Dale S. Baker, David G. DeWalt, Michael A. Miles, Gerald Sokol Jr., Monroe J. Carell Jr., David M. Eppler, Dan A. Colussy, Timothy Polk Taft, Thomas M. Kitchen, James Harrell Ross, John E. Jones, Simon Sinnreich, Craig S. Miller, Richard J. Thompson, Terry D. Hildestad, Thomas L. Millner, Mark Edward Schwarz, Michael N. Coppola, Richard S. Hill, Gerald Greenwald, Raymond V. Gilmartin, Frank D. Guidone Jr., J. Tracy O'Rourke, John S. Riccitiello, Carl W. Stearn, James R. Heistand, Paul L. Schaut, Raymond L. Nelson Jr., Michael A. Daniels, James Marshall Kilts, Scott A. Anderson, Richard A. Benson, Maximiliaan Gerard Caviet, Patrick J. O'Dea, Richard W. Evans Jr., Timothy K. Montgomery, Alan F. Shugart, Sam A. Brooks, Francisco D'Souza, Israel MacAllister Booth, Daniel R. Feehan, Samuel W. Bodman, Daniel J. Oh, Joseph Anthony Kouba, Dominic J. Casserley, Robert N. Gurnitz, Michael R. Gaulke, W. Edward Walter, Jeffrey T. Slovin, Michael K. R. Bloom, Robert J. Bronchetti, Ralph Erben, W. Andrew Wright III, Thomas P. Mac Mahon, R. Terry Blakemore, Robert O. Viets, James J. Connor, Daniel Bruce Hurwitz, Richard Severin Fuld Jr., Larry Lee Weyers, Theodore Williams, Walter A. Forbes, Clyde R. Moore, Dara Khosrowshahi, William T. Esrey, Daniel J. Starck, Niel C. Ellerbrook, Ernie L. Danner, William M. Goodyear, Robert A. Young III, Frederick Rice Lummis, Hal J. Upbin, Sam Wyly, Albert P. L. Stroucken, James O'Leary, Terrance H. Gregg, Arthur Rhein, Norman C. Payson, Edward M. Liddy M.B.A., James T. Jongebloed, Allan Grant Oberman, Marc T. Giles, Josh S. Weston, Rainer Jueckstock, Victor J. Blanchet Jr., Katherine Lawther Krill, Walter T. Klenz, John C. Adams, Nathaniel D. Woodson, William P. Vititoe, Michael B. Wray, Norman R. Augustine, Steven M. Klosk, William A. Foley, Clifford Allen Bradley Jr., Robert F. Calman, Robert J. Coury, John M. Derrick Jr., Michael J. Boustridge, Leo Berlinghieri, John A. Giuliani, Kathy Bronstein, Edward Washecka, W. Leo Kiely III, David M. Staples, Stoney M. Stubbs Jr., Cloyce A. Talbott, Robert Ferngren, John Philpin, William F. Weissman, Bernard J. Beaudoin, Neilson A. Mackay, Richard G. Sim, Colin Dyer, Michael J. Quillen, Robert J. Therrien, Sam L. Ginn, Joseph M. Field, Salim A. L. Bhatia, James L. Dutt, Richard W. McCullough, Alfred Lumsdaine, E. Mac Crawford, Victor M.G. Chaltiel, Gerald G. Garbacz, Paul F. McLaughlin, Stephen P. Kaufman, Jay Seung Yoo, Bradley Mize Shuster, Larry T. Nicholson, Norman E. Drapeau, Jr., James D. Foy, Robert D. Johnson, R. Michael Rouleau, Richard A. Auhll, Lars Nyberg, Jure Sola, Chadwick C. Deaton, Charles M. Hansen Jr., Paul J. Lawrence, Arthur J. Benvenuto, James E. Perella, Thurman John Rodgers, Gary G. Greenfield, Gene W. Ray, John Aurelius Addison, Jr., Henry H. Hoyt Jr., Robert W. Grubbs Jr., Robert J. Doris, S. Marce Fuller, Ronald L. Bornhuetter, Donald J. Larson, William W. Canfield, Robert F. Meyerson, William L. Schrader, Keith O. Rattie, Thos. E. Capps, Roger N. Farah, Peter V. Leparulo, Dawn H. Robertson, John F. Lundgren, Jeffrey D. Warne, William J. Lansing, Jeffrey A. Marcus, Jean Gaulin, Rajiv Kanishka Liyanaarchchie De Silva, R. Kirk Landon, Howard J. Zunensnine, Myron Kunin, Michael S. Ensign, Edward W. Barnholt, George J. Collins, Charles B. Wang, Robert A. McDonald, A. Drue Jennings, James R. Famalette, Sheldon R. Erikson, Thomas O. Ryder, Fred M. Sturm, William Gerald Walter, Patrick S. Pittard, Scott A. McGregor, Craig C. Sturken, Vincent J. Milano, Patrick T. Stokes, E. Hunter Harrison, LL.D., George W. Mathews Jr., Robert E. Rose, Jerry C. Atkin, Richard M. Fink, M. Jack Sanders, Steven J. Anenen, Clifton E. Lind, Thomas St. Dennis, Philip M. Pead, P. Howard Edelstein, Ronald K. Richey, Albert J. Costello, Morris S. Young, Walter W. Straub, Scott J. Seymour, Victor Alston, Lawrence B. Prior III, Stanley D. Czerwinski, Michael J. Mahoney, Alan D. Gold, Oliver G. Richard III, Stephen E. Makarewicz, Henry L. Meyer III, K. Grahame Walker, William R. Johnson, C. Michael Gray, Peter Strandwitz, John H. Williams Jr., Andrew J. McKelvey, David F. Carney, Alan R. Hirsig, Steven R. Rowley, Robert G. Funari, Richard Bravman, Aaron William Regent F.C.A. FCPA B.A. C.A, Paul J. Ganci, Roger C. Beach, Ira Stepanian, Brian M. Krzanich, Mark C. Pigott
## 
There were issues with some computations   A: x1

There were issues with some computations   A: x1
collect_metrics(xgboost_last)
## # A tibble: 2 × 4
##   .metric  .estimator .estimate .config             
##   <chr>    <chr>          <dbl> <chr>               
## 1 accuracy binary         0.996 Preprocessor1_Model1
## 2 roc_auc  binary         1.00  Preprocessor1_Model1
collect_predictions(xgboost_last) %>%
  yardstick::conf_mat(ceo_dismissal, .pred_class) %>%
  autoplot()

Variable importance

library(vip)
## Warning: package 'vip' was built under R version 4.3.3
## 
## Attaching package: 'vip'
## The following object is masked from 'package:utils':
## 
##     vi
xgboost_last %>%
  workflows::extract_fit_engine() %>%
  vip()

Conclusion

The previous model had accuracy of 0.889 and AUC of .753

Feature transformations: normalized numeric data. Feature transformations: YeoJohnson transformation had no improvements to the model Feature selection: PCA did not make an impact Feature selection: did not make improvement