Concept explainers
a.
State the null and alternative hypotheses for the given study.
b.
Identify the sample proportions of patients with reduced pain each group.
State whether the sample results in the direction of alternative hypothesis.
c.
State whether it may be expected that the FDA to use relatively small or relatively large significance level in a conclusion from the test.
d.
State the assumption that can be made in creating the randomization distribution.
Find the place, where the distribution will be centered, if the difference in sample proportion,
Provide the general shape of the randomization distribution, with the shape and center.
e.
Locate the observed statistic on the randomization distribution.
f.
Provide the informal conclusion.
g.
Combine the answers from Part (c) and Part (f) to make likely conclusion of the test.
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