Question

A teacher records the number of students present in her 1st period class each day. This count is a ___________ random variable.

Answer 1

This count is a discrete random variable (option A).

What is a discrete random variable?

A discrete random variable is a variable that contains integers that can only be a limited number of possible values.  A discrete random variable is can contain only a finite set of numbers .

An example of discrete random variable is the number of students in the first period class. It is impossible for the number of students in the class to go on indefinitely.

Discrete random variable has the following properties:

• It is finite
• It is numeric
• It is countable
• It contains non-negative integers.

A continous random variable is a variable that has an infinite number.

To learn more about discrete data, please check: brainly.com/question/22916429

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