Question

A college surveys local businesses about the importance of students as customers. The college chooses 150 businesses at

random from telephone listings. Of these, 68 return the questionnaire. The population being studied is:

A. The set of all local businesses

B. The 68 businesses who returned surveys

C. The 150 businesses who were sent surveys

D. All the students at the college

Answer 1

The proportion of businesses who did not respond = 54.67%

Given : Total businesses = 150

Businesses responded = 68

Businesses did not respond = 150- 68 = 82

The proportion of businesses who did not respond =

82/150 x 100

54.67%