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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)

Calculus For The Life Sciences
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
Section13.CR: Chapter 13 Review
Problem 6CR
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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)
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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