JEE Main 2023 Mathematics question
The random variable X follows binomial distribution B (n, p), for which the difference of the mean and the variance is 1. If 2P (X = 2) = 3P (X = 1), then P (X > 1) is equal to :
Answer: (B)
The random variable X follows binomial distribution B (n, p), for which the difference of the mean and the variance is 1. If 2P (X = 2) = 3P (X = 1), then P (X > 1) is equal to :