CAPE Applied Mathematics Unit 1 · 2018 · Paper 1 · Question Q36
If the product-moment correlation coefficient between a person's weight and annual income is 0.9, it could be concluded that
- (A)as income increases a person's weight decreases
- (B)as income decreases a person's weight increases
- (C)as income increases a person's weight increases
- (D)as income increases a person's weight does not change
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