Question: a) The probability that a student passing a certain exam is . Find the probability that in the group of 8 students only 3 will

a) The probability that a student passing a certain exam is . Find the probability that in

the group of 8 students only 3 will pass the examination?

b) A company vendor knowing that the vendor's manufacturing process produces 0.005

defective parts. What is the probability that the company will receive at most 3 defective

parts from a lot of 20,000 parts?

c) Suppose that the chance that a certain type of seed does not germinate is 4%. If 50 such

seeds are planted, then what is the probability that 3 or fewer seeds do not germinate?

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