TABLE 14-1 A Manager of a Product Sales Group Believes the Number

Multiple Choice

TABLE 14-1
A manager of a product sales group believes the number of sales made by an employee (Y) depends on how many years that employee has been with the company (X₁) and how he/she scored on a business aptitude test (X₂) . A random sample of 8 employees provides the following:
-Referring to Table 14-1, for these data, what is the estimated coefficient for the variable representing scores on the aptitude test, b₂?

A) 0.998
B) 3.103
C) 4.698
D) 21.293