Estimated regression equation is Y= 2.4 + 9.6X

Question
STATISTICS QUESTIONS

1. Estimated regression equation is Y= 2.4 + 9.6X:

A. TRUE

B. FALSE

2. At .05 level of significance, we reject the null hypothesis that intercept equals 0 in the population.

A. TRUE

B. FALSE

3. The regression model is statistically significant.

A. TRUE

B. FALSE

4. The confidence interval for slope coefficient was formed using a significance level of 80%.

A. TRUE

B. FALSE

5. The slope of the regression line is 2.4.

A. TRUE

B. FALSE

6. X is a significant predictor of Y in the population.

A. TRUE

B. FALSE

7. 49.3% of the variation in the Y can be explained by variation in X.

A. TRUE

B. FALSE

8. When X increases by 2.4 units, the predicted value of Y increases by 1 unit.

A. TRUE

B. FALSE

9. The test statistic corresponding to the intercept of the regression line is 9.6

A. FALSE

B. TRUE

10. The correlation between X and Y is positive.

A. FALSE

B. TRUE

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