Question: You may need to use the appropriateappendix tableortechnologyto answer this question.Consider the following results for independent samples taken from two populations. Sample 1 Sample 2

You may need to use the appropriateappendix tableortechnologyto answer this question.Consider the following results for independent samples taken from two populations.

Sample 1 Sample 2

n1= 400

n2= 300

p1=0.49

p2=0.32

(a)What is the point estimate of the difference between the two population proportions? (Use

p1p2.

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

p1p2.

Round your answer to four decimal places.) to (c)Develop a 95% confidence interval for the difference between the two population proportions. (Use

p1p2.

Round your answer to four decimal places.) to

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