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Tell whether each of the following relationships reflects a positive or a negative correlation:

a. the amount of stress in people's lives and the number of colds they get in the winter

b. the amount of time that people spend suntanning and a dermatological index of skin damage

c. happiness and suicidal thoughts

d. blood pressure and a person's general level of hostility

e. the number of times that a rat has run a maze and the time it takes to run it again.

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Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M92077054

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