Answered: If I have 8 cars and 11 trucks to…

If I have 8 cars and 11 trucks to select from to be tested for a safety inspection, what is the probability that I select two cars to be tested (assuming I am selecting randomly)?

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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Concept explainers

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

Question

If I have 8 cars and 11 trucks to select from to be
tested for a safety inspection, what is the probability
that I select two cars to be tested (assuming I am
selecting randomly)?

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Expert Solution

Step 1

We have,

n1= 8 = the number of cars

n2 = 11 = the number of trucks

N= 19 = total number of vehicles

We want to find probability of selecting two cars randomly ?

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Solved in 2 steps

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