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Consider the following results for independent samples taken from two populations. sample 1 sample 2 n1=500...

Consider the following results for independent samples taken from two populations.

sample 1 sample 2
n1=500 n2=200
p1= 0.42 p2= 0.34

a. What is the point estimate of the difference between the two population proportions (to 2 decimals)?

b. Develop a confidence interval for the difference between the two population proportions (to 4 decimals). (______to _______)

c. Develop a confidence interval for the difference between the two population proportions (to 4 decimals). (______to________)

Math   Statistics-And-Probability   
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