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QUESTION
College students in a large psychology class take a final exam. The mean exam score is 85, and the standard deviation is 5.Instruction: Using the formula for σM, what will the standard error of the m
- College students in a large psychology class take a final exam. The mean exam score is 85, and the standard deviation is 5.
- Instruction: Using the formula for σM, what will the standard error of the mean (σM ) be when:
a. the sample size is 25.
b. the sample size is 16.
c. the sample size is 20.
