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wo friends argue over who brushes their teeth more often. To settle the argument, they keep track of the number of mornings and nights they brush and calculate a probability. These are shown in the table. Braxton Arabella Probability of brushing in moning 0.79 0.85 Probability of brushing in evening 0.81 0.72 Who is more likely to brush both morning and evening? Assume all events are independent

wo friends argue over who brushes their teeth more often. To settle the argument, they keep track of the number of mornings and nights they brush and calculate a probability. These are shown in the table. Braxton Arabella Probability of brushing in moning 0.79 0.85 Probability of brushing in evening 0.81 0.72 Who is more likely to brush both morning and evening? Assume all events are independent

A First Course in Probability (10th Edition)
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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Two friends argue over who brushes their teeth more often. To settle the argument, they keep track of the number of mornings and nights they brush and calculate a probability. These are shown in the table. Braxton Arabella Probability of brushing in morning 0.79 0.85 Probability of brushing in evening 0.81 0.72 Who is more likely to brush both morning and evening? Assume all events are independent.
Transcribed Image Text:Two friends argue over who brushes their teeth more often. To settle the argument, they keep track of the number of mornings and nights they brush and calculate a probability. These are shown in the table. Braxton Arabella Probability of brushing in morning 0.79 0.85 Probability of brushing in evening 0.81 0.72 Who is more likely to brush both morning and evening? Assume all events are independent.
Who is more likely to brush both morning and evening? Assume all events are independent. A. Arabella. She has a 0.72 probability of brushing both times. B. Braxton. He has a 0.64 probability of brushing both times. C. Arabella. She has a 0.61 probability of brushing both times. D. Braxton. He has a 0.79 probability of brushing both times.
Transcribed Image Text:Who is more likely to brush both morning and evening? Assume all events are independent. A. Arabella. She has a 0.72 probability of brushing both times. B. Braxton. He has a 0.64 probability of brushing both times. C. Arabella. She has a 0.61 probability of brushing both times. D. Braxton. He has a 0.79 probability of brushing both times.
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