A numeric measure of the variability in scores that is caused by or can be attributed to the individual differences of participants in each group is called ______.
A. error variance
B. sample space
C. random assignment
D. independent sampling
Answer: A
Psychology
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Answer the following statement true (T) or false (F)
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a. 40 b. 30 c. 50 d. 20
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One of the most important functions of an experiment allows a researcher to establish causality. This factor is:
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