Test the claim that the mean GPA of night students is smaller than 3.3 at the 0.01 significance level. The null and alt
Posted: Sun Jul 10, 2022 10:09 am
Test the claim that the mean GPA of night students is smallerthan 3.3 at the 0.01 significance level.The null and alternative hypothesis would be:
H0:μ≤3.3H0:μ≤3.3H1:μ>3.3H1:μ>3.3
H0:p=0.825H0:p=0.825H1:p≠0.825H1:p≠0.825
H0:μ≥3.3H0:μ≥3.3H1:μ<3.3H1:μ<3.3
H0:p≥0.825H0:p≥0.825H1:p<0.825H1:p<0.825
H0:p≤0.825H0:p≤0.825H1:p>0.825H1:p>0.825
H0:μ=3.3H0:μ=3.3H1:μ≠3.3H1:μ≠3.3
The test is:
two-tailed
left-tailed
right-tailed
Based on a sample of 80 people, the sample mean GPA was 3.25 with astandard deviation of 0.08The test statistic is: (to 2 decimals)The p-value is: (to 2 decimals)Based on this we:
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H0:μ≤3.3H0:μ≤3.3H1:μ>3.3H1:μ>3.3
H0:p=0.825H0:p=0.825H1:p≠0.825H1:p≠0.825
H0:μ≥3.3H0:μ≥3.3H1:μ<3.3H1:μ<3.3
H0:p≥0.825H0:p≥0.825H1:p<0.825H1:p<0.825
H0:p≤0.825H0:p≤0.825H1:p>0.825H1:p>0.825
H0:μ=3.3H0:μ=3.3H1:μ≠3.3H1:μ≠3.3
The test is:
two-tailed
left-tailed
right-tailed
Based on a sample of 80 people, the sample mean GPA was 3.25 with astandard deviation of 0.08The test statistic is: (to 2 decimals)The p-value is: (to 2 decimals)Based on this we:
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