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Random Variables: Definition, Types & Examples

Instructions:

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

question 1 of 3

You decide to collect a bunch of cans of soda and measure the volume of soda in each can. Let x = the number of mL of soda in each can. What type of variable is x?

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1. You decide to conduct a survey of families with two children. You are interested in counting the number of boys (out of 2 children) in each family. Is this a random variable, and if it is, what are all its possible values?

2. Which of the following is NOT a property of a random variable?

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About This Quiz & Worksheet

The questions on the quiz explore your understanding of definitions related to random variables. The questions will provide you with particular scenarios. You will then need to identify the characteristics of the variables in those scenarios.

Quiz & Worksheet Goals

The quiz will test you on the following topics:

  • Random variables
  • Continuous random variables
  • Discrete discrete random variables
  • Properties of random variables

Skills Practiced

You will practice the following skills:

  • Reading comprehension - ensure that you draw the most important information from the related random variables lesson
  • Making connections - use understanding of the concept of random variables
  • Interpreting information - verify that you can read information regarding random variables and interpret it correctly
  • Information recall - access the knowledge you've gained regarding random variables
  • Knowledge application - use your knowledge to answer questions about random variables

Additional Learning

After you have completed the quiz, peruse the specially designed lesson called Random Variables: Definition, Types & Examples. This lesson will help you enhance your comprehension even more. The lesson covers these objectives:

  • Defining random variables
  • Understanding discrete random variables
  • Describing probability distributions
  • Exploring continuous random variables
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