The validity of a phone survey may be undermined when

Question

Quizplus · Accepted Answer

Both A and B are correct. In order for a phone survey to be valid, it is important to reach a sufficient number of proper sampling units (such as individuals from diverse demographics) and receive enough complete responses to make the survey generalizable to the population of interest. If either of these factors are lacking, the validity of the survey may be undermined. Option C is not a valid reason for undermining phone survey validity.

The Validity of a Phone Survey May Be Undermined When