Khan Academy
Khan Academy: Calculating the Mean
Practice calculating the mean (average) of a data set. The mean gives us a sense of the middle, or center, of the data. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive...
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Mode, Mean and Median
Find a quick, concise explanation of a mode. An example is given and clearly explained. Mean and median are also explained.
Shodor Education Foundation
Shodor Interactivate: Lesson: Introduction to Statistics
"The goal of this lesson is to introduce the concepts of mean, median and mode and to develop understanding and familiarity with these ideas." This lesson is provided by Shodor Education Foundation.
Missouri State University
Missouri State University: Introductory Statistics: Statistics
This is an excellent resource on what the science of statistics involves. There are all kinds of definitions, examples, graphs, and charts to learn from. The topics covered include: mode, mean, median, skewed distributions and measures...
Google
Google for Education: Sorting Data
In this example students use data collected from their class and learn to sort it before calculating the mean, median, and mode. Additionally, students learn how to use spreadsheet functions to sort based on different criteria, leading...
Math Drills
Math Drills: Statistics and Probability Worksheets
Download these free worksheets to sharpen your skills with statistics and probability. Sheets focus on collecting and organizing data, measures of central tendency (mean, median, mode, and range), and probability.
Cuemath
Cuemath: Measures of Central Tendency
A comprehensive guide for learning all about measures of central tendency with definitions of mean, median, and mode, solved examples, and practice questions.
Math Is Fun
Math Is Fun: How to Find the Median Value
This math tutorial provides an explanation of the median value for a groups of numbers.
University of Illinois
University of Illinois: Keep Off the Median
Resource contains a problem involving a group of test scores. Students are instructed to find the median or middle score. There links to other sites also listed on this one.
Math Is Fun
Math Is Fun: How to Find the Mean
This math tutorial illustrates the mean of a set of data.
Shodor Education Foundation
Shodor Interactivate: Dictionary: Median
This interactive dictionary page contains the definition of median with a description of how to find the median from a list of numbers. Be sure to follow the link to a discussion on mean, median and mode.
BBC
Bbc: Ks2 Bitesize: Maths: Handling Data
This site provides games, quizes, and information about handling data, including mode, median, and mean.
Curated OER
Clip Art by Phillip Martin: Mean Median Mode Range
A clipart illustration by Phillip Martin titled "Mean Median Mode Range."
Palomar Community College District
Palomar College: Mode, Median, Mean Examples
A series of step-by-step worked problems demonstrating how to take a set of data and produce the measures of central tendency. Hints are provided along the way and the final measures are shown for the user to check.
Other
Tulpehocken Area School District: Graphing and Analyzing Scientific Data
Student worksheet with explanation of pie, bar, and line graphs, the parts of a graph, and the definition of mean, median, and mode. This summary is followed by an exercise for each type of graph within a scientific context.
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.
Shodor Education Foundation
Shodor Interactivate: Skew Distribution
Change the median and standard deviation of an automatically generated normal distribution to create a skewed distribution, allowing you to observe properties like what it means for the mean, median, and mode to be different.
Khan Academy
Khan Academy: Practice: Calculating the Median
Practice ordering a set of data and then finding the median of the data set.
Khan Academy
Khan Academy: Calculating the Median
Practice finding the median of a data set. Students are able to check their answers, view a solution, and watch a video or use a hint.
Texas Instruments
Texas Instruments: Measures of Central Tendency
Mean, median, and mode are measures of central tendency in data analysis. Each can be used to identify central tendency. Box-and-whiskers plots are a visual representation of collected data involving medians.
University of North Carolina
University of North Carolina Writing Center Handouts: Statistics
When presenting an argument, the use of statistics to support a point can be very effective. This handout offers advice on both how to read statistics so that you understand exactly what they mean, and how to use them in your argument so...
Concord Consortium
Seeing Math: Plop It
Plop It! lets you experiment with the concepts of mean, median, and mode (measures of center). You see the differences among them on a bar graph, as you add or remove blocks to an axis with a given range.
AAA Math
Aaa Math: Central Tendencies Notes
A complete description of mean, median and mode. Interactive games and practice exercises are included.
Texas Instruments
Texas Instruments: How Far to Your Birthplace
Examine one-variable data analysis through the creation and exploration of a birth place data set. Graphing calculators are used to analyze the data through mean, median, mode, maximum, minimum, stem-and-leaf plots and box-and-whisker...
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