Data
This folder contains the data used for the analysis.
Data Files
CaseStudy2-data_train.csv: A complete set of data. The analysis is performed on this dataset.CaseStudy2CompSetNoAttrition_test.csv: A set of data with the response (attrition) removed. This set will be used by an external pary to access the provided model for predicting attrition.CaseStudy2CompSetNoSalary_test.csv: A set of data with the response (salary) removed. This set will be used by an external pary to access the provided model for predicting attrition.
Features
Summary
There are three types of variables in this data set: factor, continuous, and stationary. The types of variables are listed below.
Factor Variables
- Attrition (response variable)
- BusinessTravel
- Department
- Education
- EducationField
- EmployeeNumber
- EnvironmentSatisfaction
- Gender
- JobInvolvement
- JobLevel
- JobRole
- JobSatisfaction
- MaritalStatus
- Overtime
- PerformanceRating
- RelationshipSatisfaction
- StockOptionLevel
- WorkLifeBalance
Continuous Variables
- DailyRate
- DistanceFromHome
- Age
- HourlyRate
- MonthlyIncome (response variable)
- MonthlyRate
- NumCompaniesWorked
- PercentSalaryHike
- TotalWorkingYears
- TrainingTimesLastYear
- YearsAtCompany
- YearsInCurrentRole
- YearsSinceLastPromotion
- YearsWithCurrManager
Stationary Variables (Single Valued)
- EmployeeCount
- Over18
- StandardHours
Details
ID: Row ID (integer)
Age: Employee age (integer)
Attrition: If employee left company; response variable (factor)
BusinessTravel: Frequeny of travel associated with employee’s job (factor)
- Travel_Rarely
- Travel_Frequently
- Non-Travel
DailyRate: Unknown numeric value (integer)
Department: Department where employee works (factor)
DistanceFromHome: Some measurement of distance employee commutes from home (integer)
Education: Unknown measurement of education, likely a level (factor)
- 5
- 4
- 3
- 2
- 1
EducationField: Field of education (factor)
- Life Sciences
- Medical
- Marketing
- Technical Degree
- Other
- Human Resources
EmployeeCount: Number of employees in observation; always 1 (integer)
EmployeeNumber: Employee ID number (factor)
EnvironmentSatisfaction: Employee’s satisfaction with environment (factor)
- 4
- 3
- 2
- 1
Gender: Employee gender (factor)
- Male
- Female
HourlyRate: Unknown numeric value (integer)
JobInvolvement: Measurement of employee job involvement (factor)
- 4
- 3
- 2
- 1
JobLevel: Seniority of employee’s position (factor)
- 5
- 4
- 3
- 2
- 1
JobRole: Role of position (factor)
- Sales Executive
- Research Director
- Manufacturing Director
- Research Scientist
- Sales Representative
- Healthcare Representative
- Manager
- Human Resources
- Laboratory Technician
JobSatisfaction: Measurement of job satisfaction (factor)
- 4
- 3
- 2
- 1
MaritalStatus: Employee marital status (factor)
- Divorced
- Single
- Married
MonthlyIncome: Employee’s monthly income (integer)
MonthlyRate: Unknown numeric value (integer)
NumCompaniesWorked: Number of companies employee previously worked for (integer)
Over18: If employee is over 18; always ‘Yes’
OverTime: Indicator of whether employee works overtime (factor)
- No
- Yes
PercentSalaryHike: Percent increase in salary (integer)
PerformanceRating: Measurement of employee performance (factor)
- 3
- 4
RelationshipSatisfaction: Measurement of employee relationship satisfaction (factor)
- 4
- 3
- 2
- 1
StandardHours: Standard working hours; always 80
StockOptionLevel: Level of stock options granted to employees (factor)
- 3
- 2
- 1
- 0
TotalWorkingYears: Employee’s number of working years (integer)
TrainingTimesLastYear: Measurement of employee’s training times in the previous year (integer)
WorkLifeBalance: Measurement of employee’s work-life balance (factor)
- 4
- 3
- 2
- 1
YearsAtCompany: Years of experience at this company (integer)
YearsInCurrentRole: Year of experience in current role (integer)
YearsSinceLastPromotion: Number of years since last promotion (integer)
YearsWithCurrManager: Number of years working for current manager (integer)