Question: Does studying for an exam pay off? The number of hours studied, x, is compared with the exam grade received, y: a. Complete the preliminary

Does studying for an exam pay off? The number of hours studied, x, is compared with the exam grade received, y:
Does studying for an exam pay off? The number of

a. Complete the preliminary calculations: extensions, five sums, SS(x), SS(y), and SS(xy).
b. Find r.

9 80 4 90 80 2 60 70

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