A profit-maximizing firm will shut down in the short run when a. price is less than average variable cost. b. average revenue is greater than average fixed cost. c. price is less than average total cost. d. average revenue is greater than marginal cost.

The usa today reports that the average expenditure on valentine's day is $100.89. do male and female consumers differ in the amounts they spend? the average expenditure in a sample survey of 47 male consumers was $135.67, and the average expenditure in a sample survey of 38 female consumers was $68.64. based on past surveys, the standard deviation for male consumers is assumed to be $34, and the standard deviation for female consumers is assumed to be $17.