variable A symbol which takes various numerical values is called a variable.

The symbol which takes various numerical values is called the constant

A symbol which can take on various numerical value is called a constant.

Symbol which can take different values is called a _______

State whether the following statements are true or false. Symbol which has fixed value is called a variable.

CONSTANT A symbol having a fixed numerical value is called a constants.

Constant A symbol having a fixed numerical value is called a constant.

What is called logical variables ?

Consider the following statement: 1. A continuous random variable can take all values in an interval. 2. A random variable which takes a finite number of values is necessarily discrete. 3. Construction of a frequency distribution is based on data which are discrete. Which of the above statements are correct ?