est.Chapter This Question: 1 pt Tes I5 of 15 (4 complete) This Test 15 ple posti

Question

est.Chapter This Question: 1 pt Tes I5 of 15 (4 complete) This Test 15 ple postibic In a survey of 1016 adults, a polling agency asked, When you retire, do you think you will have enough money to live comfortably or not Of the 1016 surveyed, 537 stated that they were worned about having enough money to Iive comfortably in retrement Construct a 99% contidence nderval for the proportion of adults who are worned about having enough money to live comfortably in retirement Clck hore to ww.the standard.normal distrbution table (g1 Clkk bere to.view the standard.normal disution table (page 2) Cick hote.to view the table of cnitical values Chck here to iew the table of .citical values of the che square dstribution Select the correct choice below and nthe answer boxes to complete your choce (Use ascending order Round to three decimal places as needed) OA. There s a 99% chance that the true proporton of worned adults 5 betweenard OR. 99% of the populaton les nthe nterval between and oc. There is99% confidence that the proportion of worrnd aus s between-Earl Click to select and enter your answerts) Type here to search

Explanation / Answer

Option A is correct

n 1016 p 0.528543307 z-value of 99% CI 2.5758 SE = sqrt(p*(1-p)/n) 0.01566 ME = z*SE 0.04034 Lower Limit = p - ME 0.48820 Upper Limit = p + ME 0.56888 99% CI (0.4882 , 0.5689 )

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