Consider the following results for independent samples taken from two populations. Sample 1 Sample 2 ni = 500 n2= 300 Pi= 0.44 P2= 0.33 a. What is the point estimate of the difference between the two population proportions (to 2 decimals)? b. Develop a 90% confidence interval for the difference between the two population proportions (to 4 decimals). Use z-table. to c. Develop a 95% confidence interval for the difference between the two population proportions (to 4 decimals). Use z-table. to

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Consider the following results for independent samples taken from two populations.
Sample 1
Sample 2
ni = 500
n2= 300
Pi= 0.44
P2= 0.33
a. What is the point estimate of the difference between the two population proportions (to 2 decimals)?
b. Develop a 90% confidence interval for the difference between the two population proportions (to 4 decimals). Use z-table.
to
c. Develop a 95% confidence interval for the difference between the two population proportions (to 4 decimals). Use z-table.
to
Transcribed Image Text:Consider the following results for independent samples taken from two populations. Sample 1 Sample 2 ni = 500 n2= 300 Pi= 0.44 P2= 0.33 a. What is the point estimate of the difference between the two population proportions (to 2 decimals)? b. Develop a 90% confidence interval for the difference between the two population proportions (to 4 decimals). Use z-table. to c. Develop a 95% confidence interval for the difference between the two population proportions (to 4 decimals). Use z-table. to
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