Multiple Choice
If the researcher suspects that the strength of the relationship between two variables in the population is .15,as indexed by the correlation coefficient squared,what sample size should he use in a study involving an alpha level of .05,nondirectional test,in order to achieve a power of .99?
A) 97
B) 111
C) 131
D) 145
Correct Answer:
Verified
Correct Answer:
Verified
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