Concept explainers
a.
Construct the 95% confidence
Check whether the result suggest about equality of
b.
Find the 95% confidence interval estimate for first sample
Construct the 95% confidence interval estimate for second sample
Compare the two confidence interval and conclude about the equality of
c.
Test whether there is sufficient evidence to rejection the claim that the two population proportions are equal or not.
d.
Check the conclusion about the equality of
Identify the least effective method in testing for the equality of
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