Question
n1= 411 n2= 204 x1= 73 x2= 144 Use this data to find the 80% confidence interval for the true difference between the population proportions.
n1= 411 n2= 204
x1= 73 x2= 144
Use this data to find the 80% confidence interval for the true difference between the population proportions.
STEP 1: 3
Find the point estimate that should be used in constructing the confidence interval. Round your answer to three decimal places.
STEP 2: 3
Find the Margin of error
STEP 3.3
Find lower and upper point
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Introductory Real Analysis
Authors: A N Kolmogorov, S V Fomin, Richard A Silverman
1st Edition
0486134741, 9780486134741
