Data Set 6-5
Given the Regression Equation $\hat { Y }$

Multiple Choice

Data Set 6-5
Given the regression equation
$\hat { Y }$
= 32 - 2X, where X is the number of complaints each quarter about a service man and Y is the number of months of employment.
-Refer to Data Set 6-5. The correlation coefficient of the data would be

A) positive
B) negative
C) zero
D) cannot tell unless a and b are given, too.