In: Statistics and Probability
ACME Company is world famous for its fireworks. Wylie coyote
limited is their main buyer. But Wylie coyote consumers lately
realized some fireworks are defective. After a survey it was
revealed that 1% of fireworks produced by ACME Company are
defective. A pack of 10 fireworks is selected and tested. Let X =
number of fireworks that are defective.
a. Is this a binomial setting? Justify your answer. b. Is X
discrete or continuous c. Find the probability that at least 2
fireworks are defective d. Find mean and variance of X.