University of Georgia
University of Georgia: Measures of Variation
Lesson plan introduces and explains how to calculate measures of variation concepts such as range and quartile.
Rice University
Hyper Stat Online Statistics Textbook: Central Tendency
Click on mean, median, mode, trimean, or trimmed mean to review central tendency.
Beacon Learning Center
Beacon Learning Center: All That Data 2
Students describe graphs and explore range, measures of central tendency, and distribution in this interactive web lesson.
Other
Online Statistics Education: Measures of Variability
Learning Objectives cover the areas of the Measures of Variability. Explanations are given for: variability, range, interquartile range, variance, and standard deviation. Examples and quizzes are also provided.
Math Is Fun
Math Is Fun: Mathopolis: Quartiles Practice
Multiple-choice practice problems that review quartiles. Incorrect answers are corrected with short tutorials.
![Csulb: Stem: How Much Water Fits on a Penny? [Pdf] Lesson Plan](https://d15y2dacu3jp90.cloudfront.net/images/attachment_defaults/resource/large/FPO-knovation.png "Csulb: Stem: How Much Water Fits on a Penny? [Pdf] Lesson Plan")
Other
Csulb: Stem: How Much Water Fits on a Penny? [Pdf]
Students explore mean, median, mode, and range with this hands on activity.
Scholastic
Scholastic: Study Jams! Math: Data Analysis: Mean Average
Students can watch a step by step lesson showing how to determine the mean. Then sing along with a song and test your knowledge of understanding when you have completed the activities.
McGraw Hill
Mc Graw Hill Education: Glencoe: Measures of Variation
Lesson examples that review how to calculate measures of variation such as range and outliers.
McGraw Hill
Glencoe Mathematics: Online Study Tools: Measures of Central Tendency
This site gives a short interactive quiz which allows students to self-assess their understanding of the concept of measuring central tendency.
Mangahigh
Mangahigh: Data: Find the Median
Students learn about the concept of median by exploring a tutorial. They can then test their knowledge by taking a ten question assessment that increases in difficulty as they correctly answer questions.
Mangahigh
Mangahigh: Data: Find the Median From a Table
Students learn about the concept of median by exploring a tutorial. They can then test their knowledge by taking a ten question assessment that increases in difficulty as they correctly answer questions.
Mangahigh
Mangahigh: Data: Find the Class Interval Containing the Median
Students watch an online tutorial on the concept of finding the median. After watching, students test their knowledge by attempting ten practice problems that increase or decrease in difficulty based on their answers.
Mangahigh
Mangahigh: Data: Find the Mean
Students learn about the concept of mean by exploring a tutorial. They can then test their knowledge by taking a ten question assessment that increases in difficulty as they correctly answer questions.
Mangahigh
Mangahigh: Data: Find the Mean From a Table
This site provides students practice with the concept of finding the mean. Students can learn about the topic by completing an interactive tutorial. Students can then take a ten question timed test to practice the skill.
Mangahigh
Mangahigh: Data: Estimate the Mean Using Grouped Results
Students watch an online tutorial on the concept of estimating the mean. After watching, students test their knowledge by attempting ten practice problems that increase or decrease in difficulty based on their answers.
Mangahigh
Mangahigh: Data: Moving Averages
Students watch an online tutorial on the concept of moving averages. After watching, students test their knowledge by attempting ten practice problems that increase or decrease in difficulty based on their answers.
Mangahigh
Mangahigh: Data: Calculate the Median
Students learn about the concept of median by exploring a tutorial. They can then test their knowledge by taking a ten question assessment that increases in difficulty as they correctly answer questions.
Mangahigh
Mangahigh: Data: Use the Range and Mode
This site provides students practice with the concept of range and mode. Students can learn about the topic by completing an interactive tutorial. Students can then take a ten question timed test to practice the skill.
Other
Raymond Geddes and Company, Inc.: Analyzing Product Price and Sales Data
Lesson plan provides a real-world application of mean, median, mode, and range.
Khan Academy
Khan Academy: Comparing Distributions
Practice comparing distributions that are presented in dot plots, histograms, and box plots. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Sophia Learning
Sophia: Measure of Variation
Explore the measures of variation and check understanding with an assessment.
BBC
Bbc Revise Wise Maths: Mode, Median, Mean
This website from the BBC is a great introduction to averages (mean, median, and mode) and will take you through some interactive learning activities. A practice test and worksheet are also provided.
BBC
Bbc Skillswise: Averages and Range
BBC Skillswise provides multiple factsheets, quizzes, activities, and worksheets on averages and variations.
Texas A&M University
Wtamu Virtual Math Lab: Beginning Agebra: Central Tendencies
A tutorial to understand the three central tendencies and how to find them, as well as the standard deviation of values. Offers a discussion and practice problems.