Refer to the first three variables from Exercise 15.4. a. Use any computer program to calculate the squared semi partial correlation and the squared partial correlation for Satisfaction as the...

Refer to the first three variables from Exercise 15.4.

a. Use any computer program to calculate the squared semi partial correlation and the squared partial correlation for Satisfaction as the criterion and No. Supervised as the predictor, partial ling out Responsibility.

b. Draw a Venn diagram to illustrate these two coefficients.

A large corporation is interested in predicting a measure of job satisfaction among its employees. They have collected data on 15 employees who each supplied information on job satisfaction, level of responsibility, number of people supervised, rating of working environment, and years of service. The data follow:

Exhibit 15.6 is an abbreviated form of the printout.

a. Write out the regression equation using all five predictors.

b. What are the

_i
s?