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A claim is made that 10% of college students major in Psychology. You believe that this claimed value is too high, so you set out to conduct a hypothesis test, with the following null and alternative hypotheses, and you decide to conduct this hypothesis test using a significance (or alpha) level of 0.05.  You write out the null and alternative hypotheses as follows:  Ho:  p = 0.10 Ha:  p > 0.10 WHAT IS THE MISTAKE HERE?

A claim is made that 10% of college students major in Psychology. You believe that this claimed value is too high, so you set out to conduct a hypothesis test, with the following null and alternative hypotheses, and you decide to conduct this hypothesis test using a significance (or alpha) level of 0.05.  You write out the null and alternative hypotheses as follows:  Ho:  p = 0.10 Ha:  p > 0.10 WHAT IS THE MISTAKE HERE?

Calculus For The Life Sciences
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter12: Probability
Section12.3: Conditional Probability; Independent Events; Bayes' Theorem
Problem 39E: The following problem submitted by Daniel Hahn of Blairstown, Iowa, appeared in the Ask Marilyn...
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  1. A claim is made that 10% of college students major in Psychology. You believe that this claimed value is too high, so you set out to conduct a hypothesis test, with the following null and alternative hypotheses, and you decide to conduct this hypothesis test using a significance (or alpha) level of 0.05.  You write out the null and alternative hypotheses as follows: 

Ho:  p = 0.10

Ha:  p > 0.10

WHAT IS THE MISTAKE HERE?

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