It is known that a violation rate of red-light running at a particular intersection is 0.1. What is the probability that more than two out of twenty entering vehicles run red lights? Assuming that the number of vehicles running red lights is X and whether different vehicles run a red light is independent:

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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It is known that a violation rate of red-light running at a particular intersection is 0.1. What is the probability that more than two out of twenty entering vehicles run red lights?

Assuming that the number of vehicles running red lights is X and whether different vehicles run a red light is independent:

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