Assume the probability distribution X= number of jobs held during the past year for students at HFCC is as follows:
x = 0 1 2 3 4
p(x)= .14 .37 .29 .15 .05
A. Find the probability that a randomly selected student held two or few jobs during the past year.
B. Find the probability that a randomly selected student held at least one job during the past year?
c. What is the mean of X?
d. What is the standard deviation of X?