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Conducting an exercise study in the laboratory increases internal validity becau

ID: 3009523 • Letter: C

Question

Conducting an exercise study in the laboratory

increases internal validity because I can control some extraneous variables by conducting the study in the lab

increases external validity because I can control some extraneous variables by conducting the study in the lab

makes it unnecessary to use random assignment because I can control all relevant extraneous variables by conducting the study in the lab

1)

increases internal validity because I can control some extraneous variables by conducting the study in the lab

2)

increases external validity because I can control some extraneous variables by conducting the study in the lab

3)

makes it unnecessary to use random assignment because I can control all relevant extraneous variables by conducting the study in the lab

Explanation / Answer

Solution: - Conducting an exercise study in the laboratory makes it unnecessary to use random assignment because I can control all relevant extraneous variables by conducting the study in the lab.