Apple products have become a household name in America with 51% of all households owning at least
Question:
Apple products have become a household name in America with 51% of all households owning at least one Apple product (CNN, March 19, 2012).
a. What is the probability that two in a random sample of four households own an Apple product?
b. What is the probability that all four in a random sample of four households own an Apple product?
c. In a random sample of 100 households, find the expected value and the standard deviation of the number of households that own an Apple product.
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a P X 2 4 22 051 2 049 2 ...View the full answer
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Essentials Of Business Statistics Communicating With Numbers
ISBN: 9780078020544
1st Edition
Authors: Sanjiv Jaggia, Alison Kelly
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