If a researcher is struggling with the data in a longitudinal study of job satisfaction because the composition of the sample has changed over time,he or she is most likely dealing with a problem of
A)manipulation.
B)operationalization.
C)attrition.
D)mutual exclusivity.

Question

Quizplus · Accepted Answer

The issue of changing composition in a longitudinal study is known as attrition, which happens when participants drop out or are lost over time. This can present a problem for researchers as it can create bias or affect the generalizability of findings.

If a Researcher Is Struggling with the Data in a Longitudinal