
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN: 9780079039897
Author: Carter
Publisher: McGraw Hill
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Test the claim that the
The null and alternative hypothesis would be:
H0:μ≥2.8H0:μ≥2.8
H1:μ<2.8H1:μ<2.8
H1:μ<2.8H1:μ<2.8
H0:p=0.7H0:p=0.7
H1:p≠0.7H1:p≠0.7
H1:p≠0.7H1:p≠0.7
H0:μ=2.8H0:μ=2.8
H1:μ≠2.8H1:μ≠2.8
H1:μ≠2.8H1:μ≠2.8
H0:p≥0.7H0:p≥0.7
H1:p<0.7H1:p<0.7
H1:p<0.7H1:p<0.7
H0:p≤0.7H0:p≤0.7
H1:p>0.7H1:p>0.7
H1:p>0.7H1:p>0.7
H0:μ≤2.8H0:μ≤2.8
H1:μ>2.8H1:μ>2.8
H1:μ>2.8H1:μ>2.8
The test is:
left-tailed
two-tailed
right-tailed
Based on a sample of 55 people, the sample mean GPA was 2.77 with a standard deviation of 0.07
The p-value is: (to 2 decimals)
Based on this we:
- Fail to reject the null hypothesis
- Reject the null hypothesis
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