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Get Full Access to Statistics For Engineers And Scientists - 4 Edition - Chapter 4.4 - Problem 6e
Get Full Access to Statistics For Engineers And Scientists - 4 Edition - Chapter 4.4 - Problem 6e

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# Refer to Exercise 4. What is the probability that in a ISBN: 9780073401331 38

## Solution for problem 6E Chapter 4.4

Statistics for Engineers and Scientists | 4th Edition

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Problem 6E

Problem 6E

Refer to Exercise 4. What is the probability that in a sequence of 10 days, four green lights, one yellow light, and five red lights are encountered?

Step-by-Step Solution:

Step 1 of 2:

Given,  at a certain intersection of a traffic light, green is 50%  of the time, yellow is 10% of the time and red is 40% of the time.

Let X = number of days that pass up to and including the first time the car encounters a red light.

The claim is to find the probability that in a sequence of 10 days, four green lights, one yellow light and five red lights are encountered.

Step 2 of 2

##### ISBN: 9780073401331

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