MATH STATISTICS WEEK 6 EXAM LATEST UPDATE

Walden University

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MATH STATISTICS WEEK 6 EXAM LATEST UPDATE
  • MATH STATISTICS WEEK 6 EXAM LATEST UPDATE

  • Tentamen (uitwerkingen) • 12 pagina's • 2021
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  • Question 1 A statistics professor recently graded final exams for students in her introductory statistics course. In a review of her grading, she found the mean score out of 100 points was a x¯=77, with a margin of error of 10. Construct a confidence interval for the mean score (out of 100 points) on the final exam. Answer: (67, 87) Question 2 A random sample of adults were asked whether they prefer reading an e-book over a printed book. The survey resulted in a sample proportion of p′=0...
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