The null and alternative hypothesis would be: Но:р — 0.55 Но: р — 2.2 Но:р — 0.55 Но: и — Ho:P 0.55 Ho:H 2.2 Но: д — 2.2 Но:р — 0.55 Hі:р> 0.55 Hi:д + 2.2 Hі:р+0.55 Ні:> 2.2 Hi:д < 2.2 Ні:р < 0.55 The test is: two-tailed left-tailed right-tailed Based on a sample of 60 people, the sample mean GPA was 2.23 with a standard deviation of 0.02 The p-value is: (to 2 decimals) The significance level is: (to 2 decimals) Based on this we: Reject the null hypothesis O Fail to reject the null hypothesis
The null and alternative hypothesis would be: Но:р — 0.55 Но: р — 2.2 Но:р — 0.55 Но: и — Ho:P 0.55 Ho:H 2.2 Но: д — 2.2 Но:р — 0.55 Hі:р> 0.55 Hi:д + 2.2 Hі:р+0.55 Ні:> 2.2 Hi:д < 2.2 Ні:р < 0.55 The test is: two-tailed left-tailed right-tailed Based on a sample of 60 people, the sample mean GPA was 2.23 with a standard deviation of 0.02 The p-value is: (to 2 decimals) The significance level is: (to 2 decimals) Based on this we: Reject the null hypothesis O Fail to reject the null hypothesis
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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![Test the claim that the mean GPA of night students is larger than 2.2 at the .025 significance level.
The null and alternative hypothesis would be:
Но:р
— 0.55 Но: р — 2.2 Но:р%3D 0.55 Но: д — 2.2 Но: р 3D 2.2 Но:р — 0.55
Нi:р > 0.55 Hi:д + 2.2 Ні:р+0.55 Н:n> 2.2 Hi:и < 2.2 Ні:р < 0.55
The test is:
two-tailed left-tailed right-tailed
Based on a sample of 60 people, the sample mean GPA was 2.23 with a standard deviation of 0.02
The p-value is:
(to 2 decimals)
The significance level is:
(to 2 decimals)
Based on this we:
O Reject the null hypothesis
O Fail to reject the null hypothesis](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc08bab33-dfc3-4475-87c9-eef4dfb69a19%2F26fbb73a-7e93-430e-afd9-e634214bee40%2Frzsi1_processed.png&w=3840&q=75)
Transcribed Image Text:Test the claim that the mean GPA of night students is larger than 2.2 at the .025 significance level.
The null and alternative hypothesis would be:
Но:р
— 0.55 Но: р — 2.2 Но:р%3D 0.55 Но: д — 2.2 Но: р 3D 2.2 Но:р — 0.55
Нi:р > 0.55 Hi:д + 2.2 Ні:р+0.55 Н:n> 2.2 Hi:и < 2.2 Ні:р < 0.55
The test is:
two-tailed left-tailed right-tailed
Based on a sample of 60 people, the sample mean GPA was 2.23 with a standard deviation of 0.02
The p-value is:
(to 2 decimals)
The significance level is:
(to 2 decimals)
Based on this we:
O Reject the null hypothesis
O Fail to reject the null hypothesis
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