The following data provides the probability distribution of the machine breakdowns per week in the
past where X is denoting the random variable.
Machine Breakdown 0 1 2 3
Probability 0.15 0.20 0.35 0.30
a) Present the probability distribution data graphically [3]
b) Find the average number of breakdowns per week for the machine [3]
c) Find the Variance and Standard Deviation of the random variable X
MathBot Answer:
MathBot is working on a solution to your problem.
