(Choose 1 answer)
(See picture)
A. 118.5
B. 175.5
C. 135.5
D. None of the other choices is correct
E. 125.5
Given below are the rating and performance scores of 6 laptop computers.
Performance 115 191 153 194 236 184 Score
Overall Rating
What is the sample covariance between the performance scores and the rating?
74 78 79 80 84 76
Ext 43
