The answer choices below represent different hypothesis tests. Which of the choices are left-tailed tests? Select all correct answers.Select all that apply: A. H0:X=17.3, Ha:X≠17.3 B. H0:X≥19.7, Ha:X<19.7 C. H0:X≥11.2, Ha:X<11.2 D. H0:X=13.2, Ha:X≠13.2 E. H0:X=17.8, Ha:X≠17.8

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Asked Aug 30, 2019
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The answer choices below represent different hypothesis tests. Which of the choices are left-tailed tests? Select all correct answers.

Select all that apply:

 
A. H0:X=17.3, Ha:X≠17.3
 
B. H0:X≥19.7, Ha:X<19.7
 
C. H0:X≥11.2, Ha:X<11.2
 
D. H0:X=13.2, Ha:X≠13.2
 
E. H0:X=17.8, Ha:X≠17.8
 
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Null and alternative hypothesis

A null hypothesis is a statement regarding the population value which one has to prove or disprove based on facts. It can be de...

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