A 95% confidence interval for p 1 p 2 given that p 1 = 0.72 with
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A 95% confidence interval for p1 − p2 given that p̂1 = 0.72 with n1 = 500 and p̂2 = 0.68 with n2 = 300
Use the normal distribution to find a confidence interval for a difference in proportions p1 − p2 given the relevant sample results. Give the best estimate for p1 − p2, themargin of error, and the confidence interval. Assume the results come from random samples.
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The sample sizes are both large enough to use the normal distribu...View the full answer
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Related Book For 
Statistics Unlocking The Power Of Data
ISBN: 9780470601877
1st Edition
Authors: Robin H. Lock, Patti Frazer Lock, Kari Lock Morgan, Eric F. Lock, Dennis F. Lock
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