Assignment 2

Question 1

library(readr)
HR_comma_sep <- read_csv("~/Desktop/HR_comma_sep.csv")

## Rows: 14999 Columns: 10
## ── Column specification ────────────────────────────────────────────────────────
## Delimiter: ","
## chr (2): Department, salary
## dbl (8): satisfaction_level, last_evaluation, number_project, average_montly...
## 
## 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.

Question 2

• satisfaction_level: continuous variable, and data type is numeric

• last_evaluation: continuous variable, and data type is numeric

• number_project: discrete variable, and data type is numeric

• average_monthly_hours: discrete variable, and data type is numeric

• time_spend_company: discrete variable, and data type is numeric

• Work_accident: binary variable, data type is numeric

• left: binary variable, data type is numeric

• promotion_last_5years: binary variable, data type is numeric

• department: nominal variable, data type is character

• salary: ordinal variable, data type is character