The Safety Council estimates that off-the-job accidents cost businesses almost $500 billion annually in lost productivity. Based on their estimates, companies with hundred employees are expected to have six off-the-job accidents per year.
a) What is the probability of no off-the-job accidents during the next six months?
b) What is the probability of at least four off-the-job accidents during a one-year period?
c) What is the probability that the number of off-the-job accidents is more than two but less than six during a four-month period?
d) What is the probability of at the most three off-the-job accidents during the next eight months?