A consumer organization estimates that over a 1-year period 18% of cars will need to be repaired once, 5% will need repairs twice, and 4% will require three or more repairs. What is the probability that a car chosen at random will need a) no repairs? b) no more than one repair? c) some repairs?

A consumer organization estimates that over a 1-year period 18% of cars will need to be repaired once, 5% will need repairs twice, and 4% will require three or more repairs. What is the probability that a car chosen at random will need a) no repairs? b) no more than one repair? c) some repairs?

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Question

A consumer organization estimates that over a 1-year period

18%

of cars will need to be repaired once,

will need repairs twice, and

will require three or more repairs. What is the probability that a car chosen at random will need

a) no repairs?

b) no more than one repair?

c) some repairs?

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