Does studying for an exam pay off? The number of hours studied, x, is compared with the
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Does studying for an exam pay off? The number of hours studied, x, is compared with the exam grade received, y:
x 2 5 1 4 2 y 80 80 70 90 60
a. Complete the preliminary calculations: extensions, five sums, SS(x), SS(y), and SS(xy).
b. Find r.
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Related Book For 
Just The Essentials Of Elementary Statistics
ISBN: 9780495314875
10th Edition
Authors: Robert Johnson, Patricia Kuby
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