Math225nweek6quiz Study guides, Revision notes & Summaries
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MATH 225N Week 6 Quiz
- Exam (elaborations) • 11 pages • 2019
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1.	Question: 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.
2.	Question: 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′=0.14, with a sa...