1. Research studies want to examine if there is an association between the amount of hair grease (mls) in the hair and the length of the hair (inches). You have a random sample of 75 participants. You select an alpha of 0.05 and a power of .80. Your p value is 0.034 and your r = .2. Your p-value is 0.034 and r = .2, what should you decide to do?
A. Reject the null and conclude that there is a weak correlation
B. Reject the null and state that it is a positive correlation
C. This information does not say anything
D. Fail to reject the null and state that it is a negative correlation
TOPIC:Test for correlation and the strength of association.
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