Research has shown that,in general:
A)there is a tendency to underestimate activity lengths.
B)there is a tendency to overestimate activity lengths.
C)the activity lengths are estimated correctly.
D)the activity lengths are estimated correctly but the networks are drawn incorrectly.

Question

Quizplus · Accepted Answer

Research often shows that people tend to overestimate the time it will take to complete tasks or activities, a phenomenon known as the "planning fallacy."

Research Has Shown That,in General