If X follows a binomial distribution with mean 4 and variance 2, find P(X ≥ 5).
Given that parameters for binomial distribution are n, p
Now, np = 4
⇒ n = 8
The required binomial distribution is given by,
Now, P(X≥5) = P(X = 5) + P(X = 6) + P(X = 7) + P(X = 8)