Question

If 10% of the screws produced by an automatic machine are defective, find the probability that out

of 20 screws selected at random, there are

exactly 2 defectives

atmost 3 defectives

at least 2 defectives

between 1 & 3 defectives​

Answer 1

Answer:

I don't know answer sorrrrry6

Answer 2

Answer:

I hope the short cut helps!!!!!