Introduction to Probability and Statistics
Introduction to Probability and Statistics
14th Edition
ISBN: 9781133103752
Author: Mendenhall, William
Publisher: Cengage Learning
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Chapter 12.7, Problem 12.40E

Refer to Exercise 12.7. Portions of the MINITAB printout are shown here.
MINITAB Output for Exercise 12.40
Regression Analysis: y versus x

Chapter 12.7, Problem 12.40E, Refer to Exercise 12.7. Portions of the MINITAB printout are shown here. MINITAB Output for Exercise

  1. Find a 95% confidence interval for the average value of y when x = 2.
  2. Find a 95% prediction interval for some value of ‘‘to be observed in the future when x = 2.
  3. The last line in the third section of the printoutindicates a problem with one of the fitted values.
    What value of x corresponds to the fitted value y = 1.5429 ? What problem has the MINITAB program detected?

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Chapter 12 Solutions

Introduction to Probability and Statistics

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