Finite Math: Probability

[batmonboi123]

Wonder Widgets Inc produces Midget Widgets (MW).. Their data shows that 2% of the output is defective. A sample of 25 MWs is taken.
(a) What is the probability that exactly two of this sample are defective?
(b) What is the probability that at most two of this sample are defective?

 

[Deleted member 4993]

Wonder Widgets Inc produces Midget Widgets (MW).. Their data shows that 2% of the output is defective. A sample of 25 MWs is taken.
(a) What is the probability that exactly two of this sample are defective?
(b) What is the probability that at most two of this sample are defective?

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