PLEASE HELP
Probability Distributions for Discrete Random Variables
Consider the discrete random variable, X = customer satisfaction, shown:
X 1 2 3 4 5
P(x) 0.1 0.2 ? 0.3 0.2
a. What is P(×=3)?
b. What is P(x < 3)?
c. What is P(2<_ X < 5) ?
![PLEASE HELP Probability Distributions for Discrete Random Variables Consider the discrete random variable X customer satisfaction shown X 1 2 3 4 5 Px 01 02 03 class=](https://us-static.z-dn.net/files/d9d/78f9372ac668fd165130ab37f59480a4.png)