Imagine that you are studying the relationship between amount of money spent on a haircut and feelings of attractiveness. You approach individuals coming out of the salon and ask them how much they spent on their haircut and how attractive they feel. When you run your Pearson’s r, you end up with an effect size of .18. What is your correlation coefficient?
a. ±.18
b. ±.03
c. ±.42
d. ±18
Ans: C
Psychology
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