c. Find a 95% confidence interval for the slope, B1. Interpret the result. A 95% confidence interval for the slope is ( D. (Round to two decimal places as needed.)
c. Find a 95% confidence interval for the slope, B1. Interpret the result. A 95% confidence interval for the slope is ( D. (Round to two decimal places as needed.)
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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How to find the confidence interval
Transcribed Image Text:c. Find a 95% confidence interval for the slope, B,. Interpret the result.
A 95% confidence interval for the slope is ( ).
(Round to two decimal places as needed.)
Transcribed Image Text:Refer to the accompanying simple linear regression relating y = average state standardized test math score in 2014 with x= average state standardized test math score
in 2010 for each of 51 states. Complete parts a through c below.
Click the icon to view the simple linear regression printout.
- X
a. Give the null and altern
Regression printout
Ho: B1
Standardized
Ha: B1
Unstandardized Coefficients Coefficients
Model
B
Std. Error
Beta
Sig.
b. Locate the p-value of th
31.808
0.059
2.407
19.354
0.020
- 76.553
1.142
1
(Constant)
МАТН2010
0.940
0.000
The test statistic is 19.35
(Round to three decimal p
a. Dependent Variable: MATH2014
The p-value is 0.000.
(Round to three decimal p
Print
Done
Interpret the result if a = 0
Reject
Ho. There
c. Find a 95% confidence interval for the slope, B,. Interpret the result.
A 95% confidence interval for the slope is ( D
(Round to two decimal places as needed.)
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