A fitness center bought a new exercise machine called the Mountain Climber. They decided to keep track of how many people used the machine over a 3-hour period. Find the mean, variance, and standard deviation for the probability distribution. Here X is the number of people who used the machine. 2 1 3 4 0.2 P(X) 0.2 0.1 0.4 0.1

Chapter 5, Exerise Questions #44

A fitness center bought a new exercise machine called the Mountain Climber. They decided to keep track of how many people used the machine over a 3-hour period. Find the mean, variance, and standard deviation for the probability distribution. Here X is the number of people who used the machine.