PS_CH-2_QB

A random variable is also called

Suppose, four coins are tossed, the value of a random variable H (No. of heads) is:

If x is a discrete random variable, the function f(x) is

The sum of probabilities of a discrete random variable is

A random variable assuming only a finite number of values is called:

Height measurements of 50 students studying in a college

The number of students in a class is an example of

A random variable assuming an infinite number of values is called

If X and Y are random variables then E(X+Y) is equal to

A variable which can assume each and every value within a given range is called