Question

1% of cars manufactured by a company s defective. what is the prob that more than 2 are defective, if 100 cars are produced.

Answer 1

p(x > 2) = 1 - P(0) - P(1) - P(2)

Answer 2

thx

Answer 3

given n trials, P(r) = (nCr) p^r (1-p)^(n-r)

Answer 4

p=0.01, n=100, r= 0,1,2 ?

Answer 5

right