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A survey was taken this year found that 135 students out of 300 considered themselves overwellemd with school. A similar survey was taken five years ago found that 140 out of 400 students considered themselves overwellemd. Has the proportion increased significantly? What assumption must be satisfied for performing the hypothesis testing? State the null and the alternative hypotheses. 1. 2. 3. Compute the test statistic. 4. Compute the p-value. 5. At, what is your conclusion? Write a statement in the context of the problem.

A survey was taken this year found that 135 students out of 300 considered themselves overwellemd with school. A similar survey was taken five years ago found that 140 out of 400 students considered themselves overwellemd. Has the proportion increased significantly? What assumption must be satisfied for performing the hypothesis testing? State the null and the alternative hypotheses. 1. 2. 3. Compute the test statistic. 4. Compute the p-value. 5. At, what is your conclusion? Write a statement in the context of the problem.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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A survey was taken this year found that 135 students out of 300 considered themselves overwellemd with school. A similar survey was taken five years ago found that 140 out of 400 students considered themselves overwellemd. Has the proportion increased significantly? 1. What assumption must be satisfied for performing the hypothesis testing? 2. State the null and the alternative hypotheses. 3. Compute the test statistic. 4. Compute the p-value. 5. At, what is your conclusion? Write a statement in the context of the problem.
Transcribed Image Text:A survey was taken this year found that 135 students out of 300 considered themselves overwellemd with school. A similar survey was taken five years ago found that 140 out of 400 students considered themselves overwellemd. Has the proportion increased significantly? 1. What assumption must be satisfied for performing the hypothesis testing? 2. State the null and the alternative hypotheses. 3. Compute the test statistic. 4. Compute the p-value. 5. At, what is your conclusion? Write a statement in the context of the problem.
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