The college registrar claims that the times students require to earn a college diploma have a mean

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The college registrar claims that the times students require to earn a college diploma have a mean less than 5 years.
Assume that a hypothesis test of the given claim will be conducted. Use µ for a claim about a mean, p for a claim about a proportion, and σ for a claim about variation.
a. Express the claim in everyday language.
b. Identify the null hypothesis H0.
c. Identify the alternative hypothesis H1.
d. Identify the test as being two-tailed, left-tailed, or right-tailed.
e. Identify the type I error for the test.
f. Identify the type II error for the test.
g. Assuming that the conclusion is to reject the null hypothesis, state the conclusion in
nontechnical terms; be sure to address the original claim.
h. Assuming that the conclusion is failure to reject the null hypothesis, state the conclusion
in nontechnical terms; be sure to address the original claim.
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Related Book For  book-img-for-question

Elementary Statistics

ISBN: 9780321225979

3rd Canadian Edition

Authors: Mario F. Triola

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