A company has 1200 regular employees and 200 part-time employees, who are distributed among several job categories, such as workers, supervisors, accountants, analysts, managers etc. In order to provide suitable workplace of their choice, the company collected responses from 120 regular employees and 40 part-time employees to know with reason, their preference between work in the company provided office space and work from their home. Please identify the following for this proposed study:

Population

Elements

Sample

Sampling Unit

Subject

Q4. For the given example above, if the company also likes to know the choice of the employees regarding the size of their work place, with an acceptable sampling error, (- X ) of 10 square feet (=50 square feet), and a known population standard deviation, = 100 square feet, then please answer the following:

Define the population

Determine the Sample Frame

Determine the sampling design

Determine the appropriate sample size with corrections if required for finite population. (consider proper representativeness of regular and part-time employees)