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Test the claim that the mean GPA of night students is significantly different than 2.9 at the 0.01 significance level. The null and alternative hypothesis would be: Но: р< 2.9 Но:р 3D 0.725 Но:р < 0.725 Но:р 2 0.725 Но:р 2 2.9 Но:Д — 2.9 Ні:р > 2.9 Н1:р + 0.725 Н:р> 0.725 Нi:р < 0.725 Нi:и < 2.9 Н:р + 2.9 The test is: left-tailed two-tailed right-tailed Based on a sample of 70 people, the sample mean GPA was 2.94 with a standard deviation of 0.06 The test statistic is: (to 2 decimals) The p-value is: |(to 2 decimals) Based on this we: O Reject the null hypothesis O Fail to reject the null hypothesis

Test the claim that the mean GPA of night students is significantly different than 2.9 at the 0.01 significance level. The null and alternative hypothesis would be: Но: р< 2.9 Но:р 3D 0.725 Но:р < 0.725 Но:р 2 0.725 Но:р 2 2.9 Но:Д — 2.9 Ні:р > 2.9 Н1:р + 0.725 Н:р> 0.725 Нi:р < 0.725 Нi:и < 2.9 Н:р + 2.9 The test is: left-tailed two-tailed right-tailed Based on a sample of 70 people, the sample mean GPA was 2.94 with a standard deviation of 0.06 The test statistic is: (to 2 decimals) The p-value is: |(to 2 decimals) Based on this we: O Reject the null hypothesis O Fail to reject the null hypothesis

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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Test the claim that the mean GPA of night students is significantly different than 2.9 at the 0.01 significance level. The null and alternative hypothesis would be: Но: д< 2.9 Но:р — 0.725 Но:р < 0.725 Но:р > 0.725 Но:р > 2.9 Но: д — 2.9 Ні:р > 2.9 H1:р20.725 Hі:р> 0.725 Ні:р <0.725 Hi:р < 2.9 Hi:д + 2.9 The test is: left-tailed two-tailed right-tailed Based on a sample of 70 people, the sample mean GPA was 2.94 with a standard deviation of 0.06 The test statistic is: (to 2 decimals) The p-value is: (to 2 decimals) Based on this we: O Reject the null hypothesis O Fail to reject the null hypothesis
Transcribed Image Text:Test the claim that the mean GPA of night students is significantly different than 2.9 at the 0.01 significance level. The null and alternative hypothesis would be: Но: д< 2.9 Но:р — 0.725 Но:р < 0.725 Но:р > 0.725 Но:р > 2.9 Но: д — 2.9 Ні:р > 2.9 H1:р20.725 Hі:р> 0.725 Ні:р <0.725 Hi:р < 2.9 Hi:д + 2.9 The test is: left-tailed two-tailed right-tailed Based on a sample of 70 people, the sample mean GPA was 2.94 with a standard deviation of 0.06 The test statistic is: (to 2 decimals) The p-value is: (to 2 decimals) Based on this we: O Reject the null hypothesis O Fail to reject the null hypothesis
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