# STATS

posted by
**Helen**
.

The probability of a manufacturing defect in an aluminum beverage can is .00003. If 100,100 cans are produced,

(a) Find the approximate probability of at least two defective cans. (Round your answer to 4 decimal places.)

(b) Find the approximate probability of at least three defective cans. (Round your answer to 4 decimal places.)

(c) Why not use the binomial?

a) n is too large for the binomial application

b) the probability is too small for the poisson application

c) n is too large for the practical application

(d) Is the Poisson approximation justified?

a) yes

b) no