Question: One can interpret r = 0.30 as a. A weak, positive association b. 30% of the time y = y c. y changes 0.30 units

One can interpret r = 0.30 as
a. A weak, positive association
b. 30% of the time ŷ = y
c. ŷ changes 0.30 units for every one-unit increase in x
d. A stronger association than two variables with r = -0.70

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