# Testing regression coefficients

Do you agree or disagree with the following statements (Carefully Explain) :

a. A parameter is a population characteristic that is estimated by a regression coefficient derived from a sample of data.

b. A one-tail T test is used to indicate whether the independent variables as a group explain a significant share of the variation in the dependent variable.

Please use the attachments provided and not only excel functions.

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#### Solution Preview

Do you agree or disagree with the following statements (Carefully Explain):

a. A parameter is a population characteristic that is estimated by a regression coefficient derived from a sample of data.

I agree with this statement as it applies to regression analysis.

In regression analysis as in most other types of statistical analysis, the goal is to estimate a population parameter. If we could measure the ...

#### Solution Summary

This solution answers the agree/disagree questions and explains why the choice was made.