Question

What is the chance of getting at least one defective item if 3 items are drawn randomly
from a lot containing 6 items of which 2 are defective item?​

Answer 1

Answer:

n(s)=4 as 4 items are good

n(e)=3 as 3 items are drawn randomly

Now,

P(E)= n(e)/n(s)

= 3/4

=0.75

:. Probability of getting at least on defective item is 0.75 .

Answer 2

Answer:

hey mate the answer is 3/4