Question

-The K ( Question 28, 12.4.71 HW Score: 45.62%, 14.14 of 31 points O Points: 0 of 1 The margin of error improved by %. (Round to the nearest tenth as needed.) Save Using a random sample of 4100 TV households, a media research company found that 57.4% watched the final episode of a long-running popular series. The margin of error in this percent was ±1.6%. In a later study, the same media research company increased its random sample to 6300. By how much did this improve the margin of error?

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