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 can you conclude about the relationship between money spent on a haircut and feelings of attractiveness?
a. That there is no significant relationship between amount of money spent on a haircut and feelings of attractiveness
b. That spending more money on a haircut increases attractiveness ratings in 18% of people
c. That 18% of people who spend a lot of money on a haircut feel more attractive
d. That 18% of the attractiveness ratings can be explained by amount of money spent
Ans: D
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