Question: 69: In Section 3.5 on page. 131, the correlation coefficient between the cost of a fast-food hamburger meal and the cost of movie tickets in 10 different cities was computed. The data file cost of also includes the overall cost index, the monthly rent for a two bedroom apartment, and the costs of a cup of coffee with service, dry cleaning for a men's blazer, and toothpaste.

a. Compute the correlation coefficient between the overall cost index and the monthly rent for a two-bedroom apartment, the cost of a cup of coffee with service, the cost of a fast food hamburger meal, the cost of dry cleaning a men's blazer, the cost of toothpaste, and the cost of Movie tickets. (There will be six separate correlation coefficients.)

b. What conclusions can you reach about the relationship of die overall cost index to each of these six variables?