Pick up the incorrect statement about advantages of work sampling_________________?

Question

Xaibi Aslam · Accepted Answer

permits a fine breakdown of activities and delays

Xaibi Aslam · Answer

simultaneous study of many operators may be made by a single observer

Xaibi Aslam · Answer

calculations are easier, method is economical and less time consuming

Xaibi Aslam · Answer

no time measuring devices are generally needed

Xaibi Aslam · Answer

E. as operators are not watched for long periods, chances of obtaining misleading results are less

Question #80496