Finding & Interpreting the Expected Value of a Discrete Random Variable

Instructions:

Choose an answer and hit 'next'. You will receive your score and answers at the end.

question 1 of 3

What do we call data that cannot be divided, which is distinct, and can only occur in certain values?

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1. What do we call the number of successful outcomes expected in an experiment?

2. What variable represents the number of trials in an experiment?

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About This Quiz & Worksheet

This quiz and worksheet combination will assess you on using the expected value with discrete random variables. Quiz questions test your understanding of what the expected value is, identifying variables involved in finding expected value, and applying what you've learned to solve a problem.

Quiz & Worksheet Goals

The goals of this math assessment are:

  • Recognize the term for distinct data that cannot be divided
  • Know the variable that represents how many trials are in an experiment
  • Understand what the anticipated number of successful outcomes in an experiment is called
  • Identify the variable used for the probability of success on any single trial
  • Use expected value to predict an answer in an example study

Skills Practiced

Students will practice the following skills in these assessments:

  • Reading comprehension - ensure that you draw the most important information from the related statistics lesson
  • Problem solving - use acquired knowledge to solve expected value practice problems
  • Information recall - access the knowledge you've gained regarding variables of the equation for discrete random variables

Additional Learning

To learn more about the expected value of discrete random variables, review the related lesson Finding & Interpreting the Expected Value of a Discrete Random Variable. Objectives of this lesson include:

  • Explore what discrete variables are
  • Define expected value
  • Understand how to solve for probability of success
  • View practice examples of finding expected value
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