You are responsible for a data analysis exercise in your first job (as a data analyst) after graduating and have downloaded some associated reports. Your first task requires you to write a data dictionary and determine what type of variable the data you are dealing with relates to. Which of the following are categorical variables?

Select one:

a.

The number of marks out of 10 that an employee obtained on the companys information technology training.

b.

The number of employees in each division

c.

The number of years of service of each employee.

d.

The employees tax file number.

e.

The pro-rata income for all employees within the business/finance division.