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Name: A professor claimed that a majority (more than 50%) of her students be
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Description: A professor claimed that a majority (more than 50%) of her students believe in ghosts. To test her claim she polled 250 students. Of those polled 145 said yes, they believe in ghosts. With a significance level of α=0.05 do these results support her c

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 professor claimed that a majority (more than 50%) of her students believe in ghosts. To test her claim she polled 250 students. Of those polled 145 said yes, they believe in ghosts. With a significance level of α=0.05 do these results support her claim?

What is the decision, reject the null or fail to reject the null? Is the claim supported?

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