The Following Is Part of the Results of a Regression $\alpha$

question 3

Essay

The following is part of the results of a regression analysis involving sales (Y in millions of dollars),advertising expenditures (X₁ in thousands of dollars),and number of sales people (X₂)for a corporation:

a.At $\alpha$ = 0.05 level of significance,test to determine if the model is significant.That is,determine if there exists a significant relationship between the independent variables and the dependent variable.
b.Determine the multiple coefficient of determination.
c.Determine the adjusted multiple coefficient of determination.
d.What has been the sample size for this regression analysis?

---

Definitions:

Reformist Movements

Social movements aimed at making gradual changes within the existing political and social structures rather than advocating for radical or revolutionary changes.

Reactionary Movements

are social or political groups that resist progress or changes in society, seeking to maintain or revert to traditional values.

Social Movements

Collective, organized efforts by people to promote or resist changes in society, often aiming at social reform.

Mothers Against Drunk Drivers

An organization founded to prevent drunk driving and support victims of these violent crimes.