Answered: What's the chance all your numbers are…

Math

Probability

What's the chance all your numbers are selected? b) What's the chance at least one of your numbers is selected?

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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Question

In a lottery, you choose three difference numbers out of a list of twenty possible numbers. The lottery then selects three random numbers to be the winners. a) What's the chance all your numbers are selected? b) What's the chance at least one of your numbers is selected?

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