Question

Fill in the blank :

If X is discrete random variable takes the value x₁, x₂, x₃,…, xn then \[\sum\limits_{i=1}^{n}\text{P}(x_i)\] = _______

Answer 1

If X is discrete random variable takes the value x₁, x₂, x₃,…, xn then \[\sum\limits_{i=1}^{n}\text{P}(x_i)\] = 1.