Introductory Statistics
Introductory Statistics
3rd Edition
ISBN: 9780135188927
Author: Gould, Robert, Ryan, Colleen N. (colleen Nooter)
Publisher: Pearson,
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Textbook Question
Chapter 4, Problem 1SE

GPA Predictors The scatterplots show SAT scores and GPA in college for a sample of students. The top graph uses the critical reading SAT score to predict GPA in college and the bottom graph shows math SAT to predict GPA. Which is the better predictor of GPA for these students, critical reading SAT or math SAT? Explain your answer.

Chapter 4, Problem 1SE, GPA Predictors The scatterplots show SAT scores and GPA in college for a sample of students. The top , example  1

Chapter 4, Problem 1SE, GPA Predictors The scatterplots show SAT scores and GPA in college for a sample of students. The top , example  2

Expert Solution & Answer
Check Mark
To determine

Identify whether the critical reading SAT score is a better predictor of GPA or mathematics SAT score.

Answer to Problem 1SE

The critical reading score is a better predictor of GPA.

Explanation of Solution

Using the provided scatterplots, it could be said that, the data points in the scatterplot of mathematics, SAT are more spread out than, the scatterplot of the critical reading of SAT. It indicates that there is a strong association between the college reading score and GPA of students than association between the mathematics, SAT and GPA of the students. It can be concluded that the critical reading SAT is a better predictor of GPA than Math SAT.

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Chapter 4 Solutions

Introductory Statistics

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