The unemployment rate is 5.8% (Bureau of Labor Statistics, April 3, 2003). Assume that 110 employable people are chosen randomly.
a. Determine the expected number of people who are unemployed (to 1 decimal)?
b. Determine the variance and standard deviation of the number of people who are unemployed (to 2 decimals)?
c. Determine the probability that exactly six people are unemployed (to 4 decimals)?
d. Determine the probability that at least four people are unemployed (to 4 decimals)?