Distribution

Define Binomial distribution

Define Bernoulli trials

Derive the mean and variance of binomial distribution

Write down the condition for which the binomial distribution can be used.

Mention the properties of binomial distribution.

If 5% of the items produced turn out to be defective, then find out the probability that out of 20 items selected at random there are exactly three defectives

If 5% of the items produced turn out to be defective, then find out the probability that out of 20 items selected at random there are atleast two defectives

If 5% of the items produced turn out to be defective, then find out the probability that out of 20 items selected at random there are exactly 4 defectives