Panel designs allow researchers to take a look at individuals' change over time. However, panel designs are difficult to complete due to the following except:
A) Subject fatigue
B) Attrition
C) Repetition
D) Expense
E) All of the above are problems pertaining to panel designs

Question

Quizplus · Accepted Answer

While subject fatigue, attrition, and expense are all common challenges associated with panel designs, repetition is not necessarily a problem. In fact, repetition is often necessary for panel designs in order to measure change over time. Therefore, only option C is not a true challenge for panel designs.

Panel Designs Allow Researchers to Take a Look at Individuals