A batch of 100 mobile phones contains 5 smartphones. What is the probability that a sample of
Question:
A batch of 100 mobile phones contains 5 smartphones. What is the probability that a sample of three phones will have
(a) no smartphones?
(b) all smartphones?
(c) at least one smartphone?
(d) at least one non-smartphone?
Use counting principles to find the probability.
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Related Book For 
Elementary Statistics Picturing The World
ISBN: 9781292260464
7th Global Edition
Authors: Betsy Farber, Ron Larson
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