In a random s ample, 26 of 50 men and 28 of 40 women had earned a col Form a 90% con fidence interval for the difference between the pro of men and the proportion of women who have college degrees. (None 346 < P,- P, ,<935
In a random s ample, 26 of 50 men and 28 of 40 women had earned a col Form a 90% con fidence interval for the difference between the pro of men and the proportion of women who have college degrees. (None 346 < P,- P, ,<935
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Transcribed Image Text:In a random s ample, 26 of 50 men and 28 of 40 women had earned a college degree.
Form a 90% confidence interval for the difference between the proportion
of men and the proportion of women who have college degrees.
(None
346 < P,- P,<935
-0.045< P- Py<
Px- Py<71.35
-0.346< Px- Py<-0.0135
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