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Confidence interval estimate of reducing sample proportion

Question: The proportion of successes in a random sample of 400 was calculated as 50%.

a. Estimate the population proportion with 95% confidence.

b. Repeat part (a) with p = 33%

c. Repeat part (a) with p = 10%

d. Discuss the effect on the width of the confidence interval estimate of reducing the sample proportion.

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Basic Statistics: Confidence interval estimate of reducing sample proportion

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Solution Preview :

Prepared by a verified Expert

Basic Statistics: Confidence interval estimate of reducing sample proportion

Reference No:- TGS0683194

Have a Question? (oR Write a Review)

Recent Questions Asked Basic Statistics

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Solution Preview :

Prepared by a verified Expert

Basic Statistics: Confidence interval estimate of reducing sample proportion

Reference No:- TGS0683194

Recent Questions Asked Basic Statistics

Q : Compute the effect on 2011 net income

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