Four animals are selected at random from a small zoo which has three lions, two bears, a cheetah, and a giraffe. Given the cheetah is not chosen, what is the probability that all three lions are chosen? our answersheet says that the answer is 1/5 but can you explain why

Four animals are selected at random from a small zoo which has three lions, two bears, a cheetah, and a giraffe. Given the cheetah is not chosen, what is the probability that all three lions are chosen? our answersheet says that the answer is 1/5 but can you explain why

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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