A researcher is interested in examining the relationship between ACT scores and college GPA. Participant ACT ?̅ = 29.67; ?? = 3.39 GPA ?̅ = 3.30; ?? = .52 1 24 2.75 2 28 3.25 3 29 3.50 4 35 3.75 5 34 4.00 6 30 3.80 7 29 2.60 8 27 2.68 9 31 3.36 Predict the GPA from an ACT score of 22. Predict the GPA from an ACT score of 25. Find the standard error of the estimate. What does this tell you about your predictions?
A researcher is interested in examining the relationship between ACT scores and college GPA. Participant ACT ?̅ = 29.67; ?? = 3.39 GPA ?̅ = 3.30; ?? = .52 1 24 2.75 2 28 3.25 3 29 3.50 4 35 3.75 5 34 4.00 6 30 3.80 7 29 2.60 8 27 2.68 9 31 3.36 Predict the GPA from an ACT score of 22. Predict the GPA from an ACT score of 25. Find the standard error of the estimate. What does this tell you about your predictions?
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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A researcher is interested in examining the relationship between ACT scores and college GPA.
Participant |
ACT ?̅ = 29.67; ?? = 3.39 |
GPA ?̅ = 3.30; ?? = .52 |
1 |
24 |
2.75 |
2 |
28 |
3.25 |
3 |
29 |
3.50 |
4 |
35 |
3.75 |
5 |
34 |
4.00 |
6 |
30 |
3.80 |
7 |
29 |
2.60 |
8 |
27 |
2.68 |
9 |
31 |
3.36 |
- Predict the GPA from an ACT score of 22.
- Predict the GPA from an ACT score of 25.
- Find the standard error of the estimate. What does this tell you about your predictions?
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