CASE STUDY 27.5 YOU CAN WORK AND GET YOUR EXERCISE AT THE SAME

Multiple Choice

CASE STUDY 27.5
YOU CAN WORK AND GET YOUR EXERCISE AT THE SAME TIME
For Questions , use the following narrative
Narrative: Case study 27.5 summary
One in five clerical workers walks about a quarter mile a day just to complete routine functions like faxing, copying, and filing, a national survey on office efficiency reports.The survey also shows that the average office worker spends close to 15 percent of the day just walking around the office.

-{Case study 27.5 narrative} Why is it not possible to even evaluate the results of this study?

A) The results might be biased because they were sponsored by Canon U.S.A.
B) There is no information on how many people were involved in the study.
C) We don't know how the data were collected.
D) All of the above.