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
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ISBN:9781119256830
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Name ________________________________

Show all your work

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.
```

This text is part of a practice quiz on probabilities. There are no graphs or diagrams present in the document.
Transcribed Image Text:```plaintext Name ________________________________ Show all your work 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. ``` This text is part of a practice quiz on probabilities. There are no graphs or diagrams present in the document.
Name _______________________________

**Show all your work**

**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.
Transcribed Image Text:Name _______________________________ **Show all your work** **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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