Question Detail

BIO 201 Objective Question
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Question

What role does randomization play in parallel group selection?
Options
A Distributes confounding variables evenly across arms
Correct Answer
B Ensures equal sample sizes without statistical tests
C Eliminates analytical measurement errors
D Guarantees 100% diagnostic specificity
Correct Answer

Option A is the correct answer.

Detailed Explanation

Randomization helps balance unknown confounders between experimental groups.

Hint

No hint available

Question Info

Course: BIO 201
Type: Objective
Difficulty: Not specified
Question 102 of 285
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