Multiple Choice
When placing participants into conditions or groups for a study, researchers should use ________to ensure each participant has equal probability of being placed into each group.
A) external validity
B) systematic sampling
C) random sampling
D) random assignment
Correct Answer:
Verified
Correct Answer:
Verified
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Q20: By using _, each selection in a
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Q22: An) _is a group of people representative
Q23: Random sampling in which every k<sup>th</sup> person
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