TABLE 141 A manager of a product sales group believes the nu

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 correct conclusion for testing the existence of linear relationship between X2 and Y. given the presence of independent X1? At a significance level of 0.05, there exists a significant linear relationship between variable X 2 and Y. without considering the effect of independent variable X1. At a significance level of 005, there exists a significant linear relationship between variable X 2 and Y, given the presence of independent variable X1 At a significance level of 0.01, there exists a significant linear relationship between variable X 2 and Y, without considering the effect of independent variable X1. At a significance level of 0.01. there exists a significant linear relationship between variable X 2 and Y, given the presence of independent variable X1.

Solution

Table 13.3

Answer   4.62

Regression Analysis

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Regression Analysis
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