Author Question: What should the value for the covariance between two random variables be if the variables are not ... (Read 93 times)

oliviahorn72 · **on:** Jun 24, 2018

What should the value for the covariance between two random variables be if the variables are not strongly related?
a. near one

b. Positive

c. Negative

d. near zero

Question 2

In marketing models of customer loyalty, we are typically interested in modeling the rate of customer retention, called churn.
a. True
b. False
Indicate whether the statement is true or false