Specifying callback requirements and improving the sample frame are correctional measures used to limit the extent of ___________ errors
A) noncoverage
B) coverage

Question

Quizplus · Accepted Answer

Callback requirements and improving the sample frame are methods used to reduce noncoverage errors, which occur when some members of the population are not included in the sample, and therefore cannot be represented in the study. Coverage errors, on the other hand, occur when some members of the sample are not representative of the population, either because they should not have been included, or because some members were not included in the sample frame. So, the correct choice is A.

Specifying Callback Requirements and Improving the Sample Frame Are Correctional