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categoryإحصاء schoolبكالوريوس event_available2026-07-15

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Some research suggests that Jeopardy! contestants are more likely to come from certain locations. Random samples of contestants were obtained from each of the last two seasons, Identifying players from eastern U.S., western U.S., or Canada. The data are summarized in the following table. Suppose we would like to test If the proportions of contestants from each location are the same between seasons. Location Western U.S. Eastern U.S. Canada Total Season 34 35 Total 19 164 183 29 113 142 31 108 139 79 385 464 a) To test if the proportions of contestants from each location are the same between seasons, what would be the most appropriate null and alternative hypotheses? Select one: O Ho: season and contestant location are independent vs. HA: season and contestant location are not independent Ho: the proportions of locations are the same between contestants vs. HA: there is some differences in proportions of locations between contestants Ho: contestant location proportions are the same within each season vs. HA: there are some differences between contestant location proportions within each season a) To test if the proportions of contestants from Bau jua would be the most appropriate null and alternative hypotheses? Select one: Ho: season and contestant location are independent vs. HA: season and contestant location are not independent O Ho: the proportions of locations are the same between contestants vs. HA: there is some differences in proportions of locations between contestants Ho: contestant location proportions are the same within each season vs. HA: there are some differences between contestant location proportions within each season Ho: the proportions of contestants are the same between locations vs. HA: there is some differences in proportions of contestants between locations Ho: season and contestant location are dependent vs. HA: season and contestant location are Independent b) Refer to the previous question. In calculating the numerical value of the appropriate test statistic in this problem, what is the expected number of contestants from Canada in Season 34? Select one: O117.823 115.334 differences in proportions of contestants between locations Ho: season and contestant location are dependent vs. HA: season and contestant location are Independent b) Refer to the previous question. In calculating the numerical value of the appropriate test statistic In this problem, what is the expected number of contestants from Canada In Season 34? Select one: 117.823 115.334 151.843 31.157 23.666

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