24 Practice Questions

# 24 Practice Questions - BUAD 310 In-Class Practice 11/24/10...

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- 1 - BUAD 310 In-Class Practice 11/24/10 True/False 1. In a regression model, at any given combination of values of the independent variables, the population of potential error terms is assumed to have a t -distribution. 2. A t -test is used in testing the significance of an individual independent variable. 3. Due to the fact that multiple regression models consist of multiple independent variables, residual analysis cannot be performed. 4. For the same point estimate of the dependent variable and the same level of significance, the confidence interval is always wider than the corresponding prediction interval. 5. An application of the multiple regression model generated the following results involving the F test of the overall regression model: p-value = .0012, R 2 = .67 and s = .076. Thus, the null hypothesis, which states that none of the independent variables are significantly related to the dependent variable, should be rejected at the .05 level of significance. 6.

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## This note was uploaded on 11/30/2010 for the course BUAD 310 at USC.

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24 Practice Questions - BUAD 310 In-Class Practice 11/24/10...

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