A financial consulting firm is studying the relationship between assets ($ millions) of a mutual bond fund and its five-year performance (return rate). Nine mutual funds were selected at random and their assets and rates of return are shown below. Assets($ millions) Return (%) 622.2 12.9 160.4 6.2 275.7 7.5 433.2 9.1 437.9 9.2 494.5 11.6 158.3 9.5 681.0 13.4 241.3 6.8

a. From the choices below, enter the letter corresponding to the dependent variable.

A. assets

B. return

C. mutual bond

D. consulting firm

b. From the choices below, enter the letter corresponding to the independent variable.

A. return

B. consulting firm

C. assets

D. mutual bond

c. What is the correlation coefficient? Round your answer to four decimal places.

d. From the choices below, enter the letter corresponding to the direction and strength of the relationship between number of contacts and sales dollars earned.

A. Moderate and positive

B. Strong and positive

C. Weak and positive

D. No relationship

e. What is the regression equation? Round your answers to four decimal places.

f. Based on your regression equation, estimate the return for a fund with $400.0 million in assets. Round your answer to one decimal place.

g. What is the coefficient of determination? Round your answer to four decimal places.

h. From the choices below, enter the letter corresponding to the percentage of the variation in the return rate that can be explained by the variation in the assets.

A. 9.7%

B. 88.03%

C. 11.92%

D. 77.49%