What is the area of the shaded portion of the circle?

(16pi – 32) in

(16pi– 8) in

(64pi – 32) in

(64pi - 8) in

Which of the following statements comparing debit cards to credit cards is true? debit cards allow you to draw funds directly from your checking account. debit cards typically offer greater fraud protection than credit cards. debit cards never require a signature to finalize a purchase like credit cards. debit cards charge higher interest rates on purchases than credit cards.

On a certain portion of an experiment, a statistical test result yielded a p-value of 0.18. what can you conclude? 2(0.18) = 0.36 < 0.5; the test is not statistically significant. if the null hypothesis is true, one could expect to get a test statistic at least as extreme as that observed 18% of the time, so the test is not statistically significant. if the null hypothesis is true, one could expect to get a test statistic at least as extreme as that observed 82% of the time, so the test is not statistically significant. 0.18 > 0.05; the test is statistically significant. p = 1 - 0.18 = 0.82 > 0.05; the test is statistically significant.

How can firms use marginal analysis to determine the price of a product? a) profit maximization can occur when the marginal cost exceeds the marginal revenue. b) the total cost of production can determine the individual unit price of a product. c) marginal analysis can be used to determine at what price profit maximization occurs. d) firms can calculate the marginal cost of a product and set the price lower than the cost.