MISTERTRG9356 MISTERTRG9356

03-04-2024
Mathematics

contestada

Given the correlation coefficient between x and y is 0.67 and the covariance between them is 23.5, the variance of y if the variance of x is 9 is:
a) 8.29
b) 10.21
c) 12.33
d) 14.45

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