Multiple Choice
You wish to determine whether the difference between the experimental group and the control group was statistically significant. To make that determination, you will need to know three of the following types of information. Which one will you NOT need to know?
A) the number of participants in each group
B) the ages of the participants in each group
C) the amount of variation among participants within each group
D) the difference between the means of the two groups
Correct Answer:
Verified
Correct Answer:
Verified
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