# Question

Refer to Exercise 11.61.
a. Compute the standard correlation coefficient, ryx, between the backlog and response time.
b. Compute the standard correlation coefficient, ryx, between the backlog and ­logarithm of response time.
c. Compute the Spearman rank correlation coefficient, rs, between the backlog and response time.
d. Compute the Spearman rank correlation coefficient, rs, between the backlog and ­logarithm of response time.
e. Which of the two correlations best reflects the relationship between the backlog and response time?
In exercise

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