A batch of 40 semiconductor chips is inspected by choosing a
sample of 3 chips. Assume 10 of the chips do not conform to
customer requirements. Round your answers to the nearest
integer.
a. How many different samples are possible?
b. How many samples of 3 contain exactly one nonconforming
chip?
c. How many samples of 3 contain at least one nonconforming
chip?
please
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