TABLE 14-2
a Professor of Industrial Relations Believes That an Individual's

TABLE 14-2
A professor of industrial relations believes that an individual's wage rate at a factory (Y) depends on his performance rating (X₁) and the number of economics courses the employee successfully completed in college (X₂) . The professor randomly selects 6 workers and collects the following information:
$$\begin{array} { c c r r } \text { Employee } & Y ( \$ ) & X _ { 1 } & X _ { 2 } \\\hline 1 & 10 & 3 & 0 \\2 & 12 & 1 & 5 \\3 & 15 & 8 & 1 \\4 & 17 & 5 & 8 \\5 & 20 & 7 & 12 \\6 & 25 & 10 & 9 \\\hline\end{array}$$
-Referring to Table 14-2, for these data, what is the estimated coefficient for performance rating, b1?

A) 1.054
B) 0.616
C) 9.103
D) 6.932

Correct Answer:

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