Suppose you use the campus directory to draw a sample of the student population. When you draw your sample you discover that ten students have no telephone number listed; and when you conduct the survey, you discover that five students have an incorrect number listed. These "missing cases" indicate problems with
A) the specification of the target population.
B) the sampling design.
C) the sampling frame.
D) random sampling error.

Question

Quizplus · Accepted Answer

The "missing cases" indicate problems with the sampling frame, as it suggests that the directory used does not accurately or completely represent the entire student population.

Suppose You Use the Campus Directory to Draw a Sample