Answered: 4.7 4.4 4.2 4.3 3.8 3.3 4.0 3.8 3.0 4.2…

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section: Chapter Questions

Problem 3CR

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In Exercises 9–22, use technology to create the large number of bootstrap samples.

Student Evaluations Listed below are student evaluation ratings of courses, where a rating of 5 is for “excellent.” The ratings were obtained at the University of Texas at Austin. (See Data Set 17 “Course Evaluations” in Appendix B.) Using the bootstrap method with 1000 bootstrap samples, construct a 90% confidence interval estimate of μ . How does the result compare to the confidence interval found in Exercise 23 “Student Evaluations” in Section 7-2 on page 330?

4.7 4.4 4.2 4.3 3.8 3.3 4.0 3.8
3.0 4.2 3.5
3.8 3.0 4.0 4.8

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