Question Detail

BIO 201 Objective Question

Question

What is the primary drawback of parallel study designs compared to crossover designs?
Options
A Requires a larger total sample size
Correct Answer
B Susceptible to carryover contamination
C Takes longer per participant session
D Cannot utilize blinding protocols
Correct Answer

Option A is the correct answer.

Detailed Explanation

Because subjects are not their own controls, parallel studies require more subjects to reach equivalent statistical power.

Hint

No hint available

Question Info