A group of employees of Unique Services will be surveyed about a new pension plan. In-depth interviews with each employee selected in the sample will be conducted. The employees are classified as follows: What is the probability that the first person selected is classified as a maintenance employee?
A)0.20
B)0.50
C)0.025
D)1.00

Question

A group of employees of Unique Services will be surveyed about a new pension plan. In-depth interviews with each employee selected in the sample will be conducted. The employees are classified as follows:  What is the probability that the first person selected is classified as a maintenance employee?
A)0.20 
B)0.50 
C)0.025 
D)1.00

Quizplus · Accepted Answer

The probability that the first person selected is classified as a maintenance employee is equal to the number of maintenance employees divided by the total number of employees. From the information given, there are 20 maintenance employees out of a total of 800 employees:
P(maintenance) = 20/800 = 0.025, or 2.5%. Therefore, the answer is C.

A Group of Employees of Unique Services Will Be Surveyed