Lynn University wants to examine whether students display better academic performance in class versus online. They have collected GPAs of two different samples of students, a sample from classes that take place in-person and a sample from classes that take place online. The data set is below. They predict that in-class students perform better than online students. In Class GPA Online GPA 4.0 4.0 3.5 2.2 3.7 3.3 3.5 3.7 2.0 2.5 3.2 3.8 3.3 3.8 From the results of this test, we conclude to: ["", ""] the null hypothesis; In-class students perform ["", "", ""] than online students.
Lynn University wants to examine whether students display better academic performance in class versus online. They have collected GPAs of two different samples of students, a sample from classes that take place in-person and a sample from classes that take place online. The data set is below. They predict that in-class students perform better than online students. In Class GPA Online GPA 4.0 4.0 3.5 2.2 3.7 3.3 3.5 3.7 2.0 2.5 3.2 3.8 3.3 3.8 From the results of this test, we conclude to: ["", ""] the null hypothesis; In-class students perform ["", "", ""] than online students.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 30PPS
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Question
Lynn University wants to examine whether students display better academic performance in class versus online. They have collected GPAs of two different samples of students, a sample from classes that take place in-person and a sample from classes that take place online. The data set is below. They predict that in-class students perform better than online students.
In Class GPA | Online GPA |
4.0 |
4.0 |
3.5 | 2.2 |
3.7 | 3.3 |
3.5 | 3.7 |
2.0 | 2.5 |
3.2 | 3.8 |
3.3 | 3.8 |
From the results of this test, we conclude to:
["", ""] the null hypothesis; In-class students perform ["", "", ""] than online students.
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Step 1: Given Information:
VIEWStep 2: State the null and alternative hypotheses:
VIEWStep 3: Find the sample mean and standard deviation of Group 1 and Group 2:
VIEWStep 4: Check for equal variances:
VIEWStep 5: Compute the test statistic and p-value of test statistic:
VIEWStep 6: Make Decision:
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