In the following probability distribution, the random variable X is the number of times Tim takes a break while doing his Math Homework. Find the mean of the random variable X. Do not round your final answer. P(x) 0.05 X 0 1 2 3 0.15 0.45 0.35
In the following probability distribution, the random variable X is the number of times Tim takes a break while doing his Math Homework. Find the mean of the random variable X. Do not round your final answer. P(x) 0.05 X 0 1 2 3 0.15 0.45 0.35
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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Section 6.2-Practice Quiz
The probability a student will contact the professor while taking an online class is 60%. Find the probability that 3 out of 10 students contact the professor while taking an online class.
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**Section 6.1 - Practice Quiz**
In the following probability distribution, the random variable X is the number of times Tim takes a break while doing his Math Homework. Find the mean of the random variable X. Do not round your final answer.
| x | P(x) |
|---|------|
| 0 | 0.05 |
| 1 | 0.15 |
| 2 | 0.45 |
| 3 | 0.35 |
**Instructions:** Calculate the mean (expected value) of the random variable X using the probability distribution provided.
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