Mathematics, 25.02.2020 02:59 yiyirojastorres

A recent Harris poll asked a random sample of 1016 adults nation-wide whether or not they smoked cigarettes. 22% said they smoked. Based on this sample, can you conclude that... the expected value for the percent of all adults world-wide who would say they smoked cigarettes is 22%? the expected value for the percent of students at UI who would say they smoked cigarettes is 22%? the expected value for the percent of professors at UI who would say they smoked cigarettes is 22%? the expected value for the percent of all US adults who would say they smoked cigarettes is 22%?

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A recent Harris poll asked a random sample of 1016 adults nation-wide whether or not they smoked cig...