A continuous process is running a 2% defective rate.
What is the probability that a 100 piece sample will contain exactly 3 defectives ?
How about the probability that the 100 piece sample will contain 0 defect ?

What do YOU think ?

This is just a binomial probability.

C(100,3)(\frac{1}{50})^{3}(\frac{49}{50})^{97}