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Show your work please Below are the results of a study. Through the sample of the first...

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Statistics

Show your work please

Below are the results of a study. Through the sample of thefirst 49 Super Bowls,
28 of them were won by teams in the National Football Conference(NFC).
A 0.1% (1/10 of 1%) significance level was used to test the claimthat the probability of an
NFC team Super Bowl win is greater than one-half.
Confirm the results with a confidence interval.

a) What is the range of the confidence interval?

b) Does the confidence interval support the decision of thehypothesis test?

c) Explain why or why not

Alpha0.001
x28
n49
p-hat0.57
Hyposized p >0.5
Tails1
z statistic1.000
p-value0.1587Fail to Reject Ho

final answers

a) CI range
b) Confirms?<=== YES or NO
c) why or why not?

Answer & Explanation Solved by verified expert
4.2 Ratings (521 Votes)
YES confidence interval support the decision of the hypothesistestFrom calculated confidance interval    See Answer
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