One way to randomly assign students to experimental and control groups for a study of academic behaviors is to
A)flip a coin for each student to determine which group she or he will be assigned.
B)divide the group sitting in the front half of the room from the group sitting in the back.
C)ask volunteers for the experimental group to raise their hands.
D)do none of these.

Question

Quizplus · Accepted Answer

Flipping a coin for each student is a method that ensures each student has an equal chance of being assigned to either the experimental or control group, making the assignment random. This randomness is crucial for reducing selection bias and ensuring the groups are comparable.

One Way to Randomly Assign Students to Experimental and Control