8. In a Youth Club, the expected number of people who can play a musical instrument is 4 and the variance is 3.2. Find the probability that: a. Five people can play a musical instrument b. Less than six people can play a musical instrument

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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Q8 Ans : a. 0.1746 b. 0.8042
8. In a Youth Club, the expected number of people who can play a musical instrument is 4 and the
variance is 3.2. Find the probability that:
a. Five people can play a musical instrument
b. Less than six people can play a musical instrument
Transcribed Image Text:8. In a Youth Club, the expected number of people who can play a musical instrument is 4 and the variance is 3.2. Find the probability that: a. Five people can play a musical instrument b. Less than six people can play a musical instrument
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