n to survey fans regarding whether they pay $1 more for an upcoming album if it came with a code that lets them download cool images and videos from the bands website. If you want the margin of error to be no more than 4.25% what is the minimum number of people you need to survey? Suppose you do this survey using the number calculated in part (a) and 90% of people surveyed said they'd pay that extra dollar. Your boss is concerned that your sample was too limited geographically, so you do the survey all over again ( sampling a new, equal size, group of people). The second time you do the survey, 70% of people surveyed say they'd pay that extra dollar. Which one of the following statements are true? A. The second time you did the survey, the margin of error was smaller. B. The second time you did the survey, the margin of error was equal. C The second time you did the survey the margin of error was larger
You plan to survey fans regarding whether they pay $1 more for an upcoming album if it came with a code that lets them download cool images and videos from the bands website. If you want the margin of error to be no more than 4.25% what is the minimum number of people you need to survey?
Suppose you do this survey using the number calculated in part (a) and 90% of people surveyed said they'd pay that extra dollar. Your boss is concerned that your sample was too limited geographically, so you do the survey all over again ( sampling a new, equal size, group of people). The second time you do the survey, 70% of people surveyed say they'd pay that extra dollar. Which one of the following statements are true? A. The second time you did the survey, the margin of error was smaller. B. The second time you did the survey, the margin of error was equal. C The second time you did the survey the margin of error was larger
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