For a sample of (X, Y) data values, the covariance is 48, the standard deviation of X is 11, and the standard deviation of Y is 8. (a) Calculate the sample correlation coefficient. (b) What does the sample correlation coefficient suggest about the relationship between X and Y?

The chart shows the pricing history for two items. which person saved the most money by buying a product at the right time? carrie, who waited six months to buy a game system timothy, who bought a game system right away because it was popular eugene, who bought a phone immediately for fear they would sell out marlene, who waited six months to buy a phone

James sebenius, in his harvard business review article: six habits of merely effective negotiators, identifies six mistakes that negotiators make that keep them from solving the right problem. identify which mistake is being described. striving for a “win-win” agreement results in differences being overlooked that may result in joint gains.

Bridge building company estimates that it will incur $1,200,000 in overhead costs for the year. additionally, the company estimates 50,000 direct labor hours will be spent building custom walking bridges for the year at a total direct labor cost of $600,000. what is the predetermined overhead rate for bridge building company if direct labor costs are to be used as an allocation base?