Test the claim that the mean GPA of night students is smaller than 2.7 at the 0.10 significance level. The null and alternative hypothesis would be: H0:p≤0.675H0:p≤0.675 H1:p>0.675H1:p>0.675 H0:p≥0.675H0:p≥0.675 H1:p<0.675H1:p<0.675 H0:μ≤2.7H0:μ≤2.7 H1:μ>2.7H1:μ>2.7 H0:μ≥2.7H0:μ≥2.7 H1:μ<2.7H1:μ<2.7 H0:μ=2.7H0:μ=2.7 H1:μ≠2.7H1:μ≠2.7 H0:p=0.675H0:p=0.675 H1:p≠0.675H1:p≠0.675 The test is: right-tailed two-tailed left-tailed Based on a sample of 80 people, the sample mean GPA was 2.67 with a standard deviation of 0.08 The test statistic is: (to 2 decimals) The p-value is: (to 2 decimals) Based on this we: Reject the null hypothesis Fail to reject the null hypothesis
Test the claim that the mean GPA of night students is smaller than 2.7 at the 0.10 significance level. The null and alternative hypothesis would be: H0:p≤0.675H0:p≤0.675 H1:p>0.675H1:p>0.675 H0:p≥0.675H0:p≥0.675 H1:p<0.675H1:p<0.675 H0:μ≤2.7H0:μ≤2.7 H1:μ>2.7H1:μ>2.7 H0:μ≥2.7H0:μ≥2.7 H1:μ<2.7H1:μ<2.7 H0:μ=2.7H0:μ=2.7 H1:μ≠2.7H1:μ≠2.7 H0:p=0.675H0:p=0.675 H1:p≠0.675H1:p≠0.675 The test is: right-tailed two-tailed left-tailed Based on a sample of 80 people, the sample mean GPA was 2.67 with a standard deviation of 0.08 The test statistic is: (to 2 decimals) The p-value is: (to 2 decimals) Based on this we: Reject the null hypothesis Fail to reject the null hypothesis
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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Test the claim that the
The null and alternative hypothesis would be:
H0:p≤0.675H0:p≤0.675
H1:p>0.675H1:p>0.675
H1:p>0.675H1:p>0.675
H0:p≥0.675H0:p≥0.675
H1:p<0.675H1:p<0.675
H1:p<0.675H1:p<0.675
H0:μ≤2.7H0:μ≤2.7
H1:μ>2.7H1:μ>2.7
H1:μ>2.7H1:μ>2.7
H0:μ≥2.7H0:μ≥2.7
H1:μ<2.7H1:μ<2.7
H1:μ<2.7H1:μ<2.7
H0:μ=2.7H0:μ=2.7
H1:μ≠2.7H1:μ≠2.7
H1:μ≠2.7H1:μ≠2.7
H0:p=0.675H0:p=0.675
H1:p≠0.675H1:p≠0.675
H1:p≠0.675H1:p≠0.675
The test is:
right-tailed
two-tailed
left-tailed
Based on a sample of 80 people, the sample mean GPA was 2.67 with a standard deviation of 0.08
The test statistic is: (to 2 decimals)
The p-value is: (to 2 decimals)
Based on this we:
- Reject the null hypothesis
- Fail to reject the null hypothesis
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