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# Discrete Random Variables

## A variable having a countable number of values

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.

## Discrete Random Variables

Introduces discrete random variables.

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## Discrete Random Variables Quiz

10 questions about Discrete Random Variables.

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• Practice
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## Discrete Random Variables Practice

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• Critical Thinking

## Discrete Random Variables Discussion Questions

A list of student-submitted discussion questions for Discrete Random Variables.

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## Discrete Random Variables Pre Read

To stimulate the critical thinking skills required to assess the validity of statements about the key concept using an Agree/Disagree Table.

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## Discrete Random Variables Post Read

To emphasize students’ understanding of key words and practice applying the definitions of the vocabulary words to examples and drawings using the Frayer Model.

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• Real World Application

## Tree Diagram

Students will determine which of the given sports outcomes can be represented with discrete random variables and why. Then they will represent those situations with tree diagrams.

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• Real World Application

## Tree Diagram

Students will determine which of the given sports outcomes can be represented with discrete random variables and why. Then they will represent those situations with tree diagrams.

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• Study Guide

## Discrete Probability Distribution Study Guide

This study guide looks at discrete probability distribution and random variables (and notation), the linear transformation of random variable, and characteristics (mean, standard deviation, expected value, standard deviation) of probability distributions.

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• Flashcards