The next 10 questions refer to the following scenario. The average student studies eight hours for a statistics exam and receives a grade of :84. In a sample of 25 students who study twelve hours for a statistics exam you find that the average grade is X = 87. You want to test the hypothesis that studying twelve hours statistically significantly increases academic performance.

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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In order to test the hypothesis, you need to choose a critical
-Score.
Transcribed Image Text:In order to test the hypothesis, you need to choose a critical -Score.
The next 10 questions refer to the following scenario.
The average student studies eight hours for a statistics exam and receives a grade of
u = 84. In a sample of 25 students who study twelve hours for a statistics exam
you find that the average grade is X = 87. You want to test the hypothesis that
studying twelve hours statistically significantly increases academic performance.
Transcribed Image Text:The next 10 questions refer to the following scenario. The average student studies eight hours for a statistics exam and receives a grade of u = 84. In a sample of 25 students who study twelve hours for a statistics exam you find that the average grade is X = 87. You want to test the hypothesis that studying twelve hours statistically significantly increases academic performance.
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