Test the claim that the mean GPA of night students is larger than 2.1 at the 0.05 significance level. The null and alternative hypothesis would be: Но : и< 2.1 Н:р 3D 0.525 Но:р< 0.525 H:д > 2.1 Н:р + 0.525 Ні:р> 0.525 Но: и 3D 2.1 Но : д> 2.1 Но:p> 0.525 H:и + 2.1 H :n < 2.1 Ні:р 0.525 The test is: two-tailed right-tailed left-tailed Based on a sample of 55 people, the sample mean GPA was 2.14 with a standard deviation of 0.02 The p-value is: (to 2 decimals) Based on this we: Reject the null hypothesis Fail to reject the null hypothesis
Test the claim that the mean GPA of night students is larger than 2.1 at the 0.05 significance level. The null and alternative hypothesis would be: Но : и< 2.1 Н:р 3D 0.525 Но:р< 0.525 H:д > 2.1 Н:р + 0.525 Ні:р> 0.525 Но: и 3D 2.1 Но : д> 2.1 Но:p> 0.525 H:и + 2.1 H :n < 2.1 Ні:р 0.525 The test is: two-tailed right-tailed left-tailed Based on a sample of 55 people, the sample mean GPA was 2.14 with a standard deviation of 0.02 The p-value is: (to 2 decimals) Based on this we: Reject the null hypothesis Fail to reject the null hypothesis
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Step 1
Hypothesis:
The null and alternate hypothesis would be:
The test is : right tailed.
The test statistic is obtained as below:
Thus, the test statsitic is 14.8324.
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