# A shipping company believes that the variation in the cost of a customers shipment can be explained by differences in

## Question:

a. Construct a scatter plot for these data. What, if any, relationship appears to exist between the two variables?

b. Compute the linear regression model based on the sample data. Interpret the slope and intercept coefficients.

c. Test the significance of the overall regression model using a significance level equal to 0.05.

d. What percentage of the total variation in shipping cost can be explained by the regression model you developed in part b?

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**Related Book For**

## Business Statistics A Decision Making Approach

**ISBN:** 9780133021844

9th Edition

**Authors:** David F. Groebner, Patrick W. Shannon, Phillip C. Fry

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