Test the claim that the mean GPA of night students is larger than 2.8 at the .10 significance level. The null and alternative hypothesis would be: Ho:p 0.7 Ho: p= 0.7 Ho: H₁:P f H₁: H+ O 2.8 Ho: 2.8 Ho:p 0.7 Ho:μ = 2.8 o H₁:p>0.7 H₁:p <0.7 H₁:μ> 2.8 H₁:µ< 2.8 H₁:p #0.7 H₁:2.8 O O O The test is: left-tailed two-tailed right-tailed o O O Based on a sample of 40 people, the sample mean GPA was 2.83 with a standard deviation of 0.02 (to 2 decimals) The test statistic is: = The critical value is: (to 2 decimals)
Test the claim that the mean GPA of night students is larger than 2.8 at the .10 significance level. The null and alternative hypothesis would be: Ho:p 0.7 Ho: p= 0.7 Ho: H₁:P f H₁: H+ O 2.8 Ho: 2.8 Ho:p 0.7 Ho:μ = 2.8 o H₁:p>0.7 H₁:p <0.7 H₁:μ> 2.8 H₁:µ< 2.8 H₁:p #0.7 H₁:2.8 O O O The test is: left-tailed two-tailed right-tailed o O O Based on a sample of 40 people, the sample mean GPA was 2.83 with a standard deviation of 0.02 (to 2 decimals) The test statistic is: = The critical value is: (to 2 decimals)
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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Transcribed Image Text:Test the claim that the mean GPA of night students is larger than 2.8 at the .10 significance level.
The null and alternative hypothesis would be:
Ho: p=0.7 Ho: p = 0.7 Ho:μ = 2.8 Ho:
H₁:p> 0.7 H₁:p < 0.7 H₁:µ> 2.8 H₁:
The test is:
left-tailed two-tailed right-tailed o
The test statistic is:
2.8 Ho:p = 0.7 Ho:μ = 2.8 0
<2.8 H₁:p 0.7 H₁: 2.8
Based on a sample of 40 people, the sample mean GPA was 2.83 with a standard deviation of 0.02
(to 2 decimals)
The critical value is:
=
(to 2 decimals)
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