According to a recent study, 64% of households from a certain large region no longer have a landline and instead only have cell phone service. Suppose three households from the region are selected at random. a. What is the probability that all three have only cell phone service? b. What is the probability that at least one has only cell phone service?
According to a recent study, 64% of households from a certain large region no longer have a landline and instead only have cell phone service. Suppose three households from the region are selected at random. a. What is the probability that all three have only cell phone service? b. What is the probability that at least one has only cell phone service?
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.8: Probabilities Of Disjoint And Overlapping Events
Problem 2C
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According to a recent study,
64%
of households from a certain large region no longer have a landline and instead only have cell phone service. Suppose three households from the region are selected at random.a. What is the probability that all three have only cell phone service?
b. What is the probability that at least one has only cell phone service?
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