Multiple Choice
In a study of the factors that affect success in economics, data were collected for 8 business students. Scores on a calculus placement test are given with economics final exam scores. The data are below. It can be shown that for these data:
= 17.75,
= 70.38,
= 237.50,
= 545.875,
(
−
) = 140.75.
Calculate the sample correlation coefficient.
A) .15
B) .11
C) .39
D) −.39
E) −.11
Correct Answer:

Verified
Correct Answer:
Verified
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