Two different simple random samples are drawn from two different populations. The first sample consists of 20 people with 9 having a common attribute. The second sample consists of 2200 people with 1581 of them having the same common attribute. Compare the results from a hypothesis test of p 1 equalsp 2 ​(with a 0.05 significance​ level) and a 95​% confidence interval estimate of p 1minusp 2. A. Identify the test statistic. ​(Round to two decimal places as​ needed.) B. Identify the critical​ value(s). ​(Round to three decimal places as needed. Use a comma to separate answers as​ needed.) C. The 99​% confidence interval is less than left parenthesis p 1 minus p 2 right parenthesis less than ​(Round to three decimal places as​ needed.)

MATLAB: An Introduction with Applications
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Two different simple random samples are drawn from two different populations. The first sample consists of
20 people with 9 having a common attribute. The second sample consists of 2200 people with 1581 of them having the same common attribute. Compare the results from a hypothesis test of p 1 equalsp 2 ​(with a 0.05 significance​ level) and a 95​% confidence interval estimate of p 1minusp 2.
 
A. Identify the test statistic.
​(Round to two decimal places as​ needed.)
 
B. Identify the critical​ value(s).
​(Round to three decimal places as needed. Use a comma to separate answers as​ needed.)

 

C. The 99​% confidence interval is less than left parenthesis p 1 minus p 2 right parenthesis less than 

​(Round to three decimal places as​ needed.)
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