A fitted regression for an exam class showed Score = 20 + 7 Study, where Score is the student's exam score and Study is the student's study hours. The regression yielded R2 = 0.50 and SE = 8. Susanne studied 9 hours. What is the approximate quick 95 percent prediction interval for her grade?

A fitted regression for an exam class showed Score = 20 + 7 Study, where Score is the student's exam score and Study is the student's study hours. The regression yielded R2 = 0.50 and SE = 8. Susanne studied 9 hours. What is the approximate quick 95 percent prediction interval for her grade?

College Algebra

1st Edition

ISBN:9781938168383

Author:Jay Abramson

Publisher:Jay Abramson

Chapter4: Linear Functions

Section: Chapter Questions

Problem 41RE: For the following exercises, consider the data in Table 5, which shows the percent of unemployed in...

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A fitted regression for an exam class showed Score = 20 + 7 Study, where Score is the student's exam score and Study is the student's study hours. The regression yielded R² = 0.50 and SE = 8. Susanne studied 9 hours. What is the approximate quick 95 percent prediction interval for her grade?

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