JEE Main 2021 Mathematics question
The probability distribution of random variable X is given by : X: 1,2,3,4,5; P(X): K,2K,2K,3K,K. Let p = P (1 < X < 4| X < 3). If 5p = K, then equal to ———
Answer: 30
The probability distribution of random variable X is given by : X: 1,2,3,4,5; P(X): K,2K,2K,3K,K. Let p = P (1 < X < 4| X < 3). If 5p = K, then equal to ———