Assignment 2

Question 1

library(readr)
HR_comma_sep <- read_csv("C:/Users/marty/Downloads/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 numeric data type -last evaluation: continuous variable and numeric data type -number_project: discrete variable and integer data type
• average monthly hours: discrete variable and integer data type
• time spent company: discrete variable, integer data type
• work_accident: binary variable, logical data type
• left: binary variable, logical data type
• promotion last 5 years: binary variable, logical data type
• department: Nominal variable, character data type
• salary: ordinal variable, character data type