One of the challenges with doing a cross-sectional study is that
A) you must have groups that cover the entire age range from infancy through adolescence.
B) you must be certain that the different age groups you use are as similar to each other as you possibly can make them.
C) it will be hard to get the statistical tools that you need to adequately analyze your data.
D) your findings may no longer be relevant by the time your study is completed.

Question

Quizplus · Accepted Answer

Cross-sectional studies involve comparing different groups at a single point in time. Ensuring that these groups are as similar as possible, except for the variable of interest (e.g., age), is crucial to minimize confounding factors and make valid comparisons.

One of the Challenges with Doing a Cross-Sectional Study Is