The quality control manager of Marilyn’s Cookies is inspecting a batch of chocolate-chip cookies that has just been baked. If the production process is in control, the mean number of chocolate- chip parts per cookie is 6.0. What is the probability that in any particular cookie being inspected

a. Fewer than five chocolate- chip parts will be found?

b. Exactly five chocolate-chip parts will be found?

c. Five or more chocolate-chip parts will be found?

d. Either four or five chocolate-chip parts will be found?