4) It has been conjectured by the U.S. Census Bureau that "approximately 60% of foreign-born people who live in the U.S. are not naturalized citizens". Suppose that in a national random sample of 70 foreign-born people who live in the U.S., on average, how many people would you expect to get that are not naturalized citizens. Select the best answer below. 028 042 048 050 0 None ofthe above 5) Suppose that you work for a newly restructured automotive company with nearly 100,000 employees. You are in charge of purchasing engines from an overseas supplier. Company policy is that you purchase 500 engines each month to be placed into cars on the assembly line. Your overseas supplier of engines guarantees that no more than 0.9% of the new engines shipped to you will fail a simple electrical test. To check out the monthly shipment of the 500 engines you randomly select and test 50 of these engines, and you nd that 1 is defective. Do you think that the supplier has met the guarantee? 0 The zvalue is more than 3 standard deviations from the mean. 50, we conclude that the overseas supplier has not met the guarantee. 0 The zvalue is less than 3 standard deviations from the mean. 50, we cannot conclude that the overseas supplier has not met the guarantee. 0 Neither of these is the correct