Accounting and Economic Costs - Three graduate business students are considering operating a fruit smoothie stand in the Harbor Springs, Michigan, resort area during their summer break. This is an alternative to summer employment with a local firm, where they would earn $6,000 over the 3-month summer period. A fully equipped facility can be leased at a cost of $8,000 for the sumer. Additional pr...

productivity - If the productivity of variable factors is decreasing in the short-run: a. marginal cost must increase as output increases b. average cost must decrease as output increases c. average cost must increase as output increases d. marginal cost must decrease as output increases Answer a. seemed correct to me, but I wasn't sure about the average cost options. Please explain. Thank yo...

Suppose that only 25% of all drivers... - 48. Suppose that only 25% of all drivers come to a complete stop at an intersection having flashing red lights in all directions when no other cars are visible... (see attachment for complete question)

Sampling Distribution - 23. Businessweek conducted a survey of graduates from 30 top MBA programs. On the basis of the survey, assume that the mean annual salary for male and female graduates 10 years after graduation is $168,000 and $117,000, respectively. Assume the standard deviation for the male graduates is $40,000, and for the female graduates it is $25,000 A. What is the probability...

Assume that we select a random sample of {n=64 plumbers} what is the probability that the sample mean will be greater than $740? - The average weekly earnings of the plumbers in a city is {$750} with a standard deviation of {$40}. Assume that we select a random sample of {n=64 plumbers} what is the probability that the sample mean will be greater than $740?