# Question

The following data set shows the entrance exam score (Verbal GMAT) for each of eight MBA students along with his or her grade point average (GPA) upon graduation.

a. Calculate the slope and y intercept for the linear regression equation for these data.

b. Verify your results using Excel.

a. Calculate the slope and y intercept for the linear regression equation for these data.

b. Verify your results using Excel.

## Answer to relevant Questions

Use the data from Problem 14.20 to answer the following questions: a. Calculate the SST. b. Partition the SST into the SSR and SSE. c. Calculate the sample coefficient of determination. d. Test the significance of the ...As part of a research program for a new cholesterol drug, Johnson Pharmaceuticals would like to investigate the linear relationship between the ages and LDL (low density lipoprotein) cholesterol levels of men. The following ...Using the data in Problem 14.32, construct a 95% confidence interval for the slope. In Problem Suppose the Internet retailer Buy.com would like to investigate the linear relationship between the amount of time in minutes a purchaser spends on its Web site and the amount of money he or she spends on an order. The ...Answer the following questions using the data from Problem 14.47: a. Using α = 0.05, test for the significance of the regression slope. b. Construct a 95% confidence interval for the population slope. c. What conclusions ...Post your question

0