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The quality control manager of Marilyn's Cookies is inspecting a batch of chocolate chip cookies that...

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 chips parts per cookie is 7.3. What is the probability that in any particular cookie being inspected
a)fewer than 5 chip parts will be found?
b)exactly 5 chip parts will be found?
c)5 or more chip parts will be found?
d)either 4 or 5 chip parts will be found?

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