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Confidence interval for the true proportion of accounting

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Reference no: EM132845050

Test the hypothesis that less than 17% of college students are smokers at the α = 0.05 level.

  1. Provide and interpret a two-sided 94% confidence interval for the true average hours worked per week.
  2. Test the hypothesis that the students' reaction time is greater than 170 milliseconds at the α = 0.10 level.
  3. Provide and interpret a two-sided 99% confidence interval for the true proportion of accounting majors.

Reference no: EM132845050

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