Mathematics, 10.03.2021 01:00 sabitams1194
In an effort to estimate the percentage of Eagle Rock students who prefer Hip Hop / Rap music over rock or other pop music, we surveyed a random sample of 20 students from each grade, that is, a total of 120 students. They were asked to answer yes or no to the question: "Do you prefer hip hop / rap over all other forms of popular music?" 33 students answered yes. 1) What assumptions and conditions should we consider before calculating an inference about the ratio of the entire dence interval to make the school prefer hip hop / rap over other pop music?
Answers: 1
Mathematics, 21.06.2019 14:00
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Answers: 2
Mathematics, 21.06.2019 14:30
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Mathematics, 21.06.2019 18:30
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Mathematics, 21.06.2019 19:30
Me max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about maxโs data must be true? a) the median of maxโs data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.
Answers: 2
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