3) A sports commentator claims that 45% of all football injuries are knee injuries. If this claim is true, what is the probability that in a game with 5 reported injuries: a) at least 1 is a knee injury?

A First Course in Probability (10th Edition)
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ISBN:9780134753119
Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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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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b) exactly 3 are knee injuries?
c) more than 2 are knee injuries?
d) none are knee injuries?
Transcribed Image Text:b) exactly 3 are knee injuries? c) more than 2 are knee injuries? d) none are knee injuries?
3) A sports commentator claims that 45% of all football injuries are knee injuries. If this
claim is true, what is the probability that in a game with 5 reported injuries:
a) at least 1 is a knee injury?
Transcribed Image Text:3) A sports commentator claims that 45% of all football injuries are knee injuries. If this claim is true, what is the probability that in a game with 5 reported injuries: a) at least 1 is a knee injury?
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