Question: 15. Regression equations Fill in the missing information in the table below. I ST y Sy = b + bx a) 10 2 20 3

15. Regression equations Fill in the missing information in the table below.

I ST y Sy = b + bx a) 10 2 20

I ST y Sy = b + bx a) 10 2 20 3 0.5 b) 2 0.06 7.2 1.2 -0.4 c) 12 6 -0.8 200-4x d) 2.5 1.2 100 =-100 + 50x

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