library(tidyverse)
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library(pastecs)
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library(readxl)
district <- read_excel("district.xls")
View(district)

Variable Description

The variable, DPETECOP, is within the district data set Erik provided. It essentially details the percentage of economically disadvantaged students.

pastecs::stat.desc(district$DPETECOP)
##      nbr.val     nbr.null       nbr.na          min          max        range 
## 1.207000e+03 4.000000e+00 0.000000e+00 0.000000e+00 1.000000e+02 1.000000e+02 
##          sum       median         mean      SE.mean CI.mean.0.95          var 
## 7.332580e+04 6.190000e+01 6.075046e+01 6.251430e-01 1.226489e+00 4.717001e+02 
##      std.dev     coef.var 
## 2.171866e+01 3.575061e-01
hist(district$DPETECOP, breaks=10,probability = T)
lines(density(district$DPETECOP),col='red',lwd=2)

mt_districts_sqrt<-district |> mutate(DPETECOP_SQRT=sqrt(DPETECOP)) |> select(DPETECOP,DPETECOP_SQRT)
head(mt_districts_sqrt)
## # A tibble: 6 × 2
##   DPETECOP DPETECOP_SQRT
##      <dbl>         <dbl>
## 1     40.8          6.39
## 2     45.4          6.74
## 3     54.2          7.36
## 4     54.1          7.36
## 5     81.6          9.03
## 6     74            8.60
hist(mt_districts_sqrt$DPETECOP_SQRT,breaks=10,probability = T)
lines(density(mt_districts_sqrt$DPETECOP_SQRT),col='red',lwd=2)