There are 2 first grade children, 4 second grade children, and 7 third grade children in a room. When choosing two children, what is the conditional probability of choosing a second grade child, given that either a first or a third grade child was chosen first? 13 3/4 1/3 14

There are 2 first grade children, 4 second grade children, and 7 third grade children in a room. When choosing two children, what is the conditional probability of choosing a second grade child, given that either a first or a third grade child was chosen first? 13 3/4 1/3 14

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Description: There are 2 first grade children, 4 second grade children, and 7 third gradechildren in a room. When choosing two children, what is the conditionalprobability of choosing a second grade child, given that either a first or a thirdgrade child was chos

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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There are 2 first grade children, 4 second grade children, and 7 third grade
children in a room. When choosing two children, what is the conditional
probability of choosing a second grade child, given that either a first or a third
grade child was chosen first?
3
4
13
1/3
114

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