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  3. consider the following results for independent sam

Consider the following results for independent samples taken from two populations. Sample 1 Sample 2 n1 = 400 n2 =...

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Basic Math

Consider the following results for independent samples takenfrom two populations.

Sample 1Sample 2

n1 = 400

n2 = 300

p1 = 0.54

p2 = 0.38

(a) What is the point estimate of the difference between the twopopulation proportions?

(b) Develop a 90% confidence interval for the difference betweenthe two population proportions.

(c) Develop a 95% confidence interval for the difference betweenthe two population proportions.

Answer & Explanation Solved by verified expert
3.6 Ratings (639 Votes)
Given Sample 1 Sample size n1 400 Sample proportion 054Sample 2 Sample size n2 300 Sample proportion 038a Point estimate of the difference between the two populationproportions isbWe have to find 90    See Answer
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