In San Francisco, a sample of 3,106 wireless routers showed that 40.12 percent used encryption (to prevent
Question:
In San Francisco, a sample of 3,106 wireless routers showed that 40.12 percent used encryption (to prevent hackers from intercepting information). In Seattle, a sample of 3,013 wireless routers showed that 25.99 percent used encryption.
(a) Set up hypotheses to test whether or not the population proportion of encryption is higher in San Francisco than Seattle.
(b) Test the hypotheses at α = .05.
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a Assume 1 is the proportion for San Francisco and 2 for Seattle H 0 1 2 0 vs H ...View the full answer
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Related Book For 
Applied Statistics In Business And Economics
ISBN: 9780073521480
4th Edition
Authors: David Doane, Lori Seward
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