Purple Math
Purplemath: Mean, Median, Mode, and Range
Mean, median, and mode are three kinds of "averages". The "mean" is the "average" you're used to, where you add up all the numbers and then divide by the number of numbers. The "median" is the "middle" value in the list of numbers. To...
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.
CK-12 Foundation
Ck 12: Measures of Central Tendency and Dispersion Grades 8 9
[Free Registration/Login may be required to access all resource tools.] Learn how to calculate different measures of central tendency, as well as the spread or dispersion of the data.
CK-12 Foundation
Ck 12: Measures of Central Tendency and Dispersion Grades 11 12
[Free Registration/Login may be required to access all resource tools.] This Concept introduces students to the most common measures of central tendency: the mean, median and mode.
CK-12 Foundation
Ck 12: Measures of Central Tendency and Dispersion Grade 8
[Free Registration/Login may be required to access all resource tools.] Find the mean, median, mode and range of a data set.
CK-12 Foundation
Ck 12: Statistics: Box and Whisker Plots Grade 6
[Free Registration/Login may be required to access all resource tools.] Draw and analyze a box-and-whisker plot.
CK-12 Foundation
Ck 12: Geometry: Medians
[Free Registration/Login may be required to access all resource tools.] Apply the Median Theorem.
Other
Gobierno De Navarra: Puntos Y Rectas Notables De Un Triangle
Learn how to construct the bisectors, median and altitude of a triangle.
Alabama Learning Exchange
Alex: "Ridin' Along in My Automobile"
Learners will research prices of used cars to discover how automobiles lose their value over time. Students will create a chart to record their information, use their chart to graph their data, and find measures of central tendency of...
Alabama Learning Exchange
Alex: Estimation Station
During this lesson, students will learn the difference between estimation and guessing. Knowing how to estimate is an essential skill that will help students determine approximate totals as well as check the reasonableness of their...
Alabama Learning Exchange
Alex: The Mean, Median, and Mode Chain Gang
Cooperative learning groups and chain links are used to find the mean, median, and mode. A Science NetLinks activity is linked for further real-life application in the world of baseball (optional). This lesson plan was created as a...
Better Lesson
Better Lesson: What Does the Data Tell Us? Describing Data
Understanding how to interpret data by its shape, spread, and center helps students to understand statistics.
Better Lesson
Better Lesson: Analyze This Part 2!
Srudents connect mean, median, mode and range to real life. It will allow students to make sense of problems by using previously taught strategies.
CK-12 Foundation
Ck 12: Geometry: Bisectors, Medians, Altitudes Study Guide
This study guide on bisectors, medians, and altitudes covers key vocabulary, different theorems, and facts about the altitude and triangles. It is available for download with free registration.
National Council of Teachers of Mathematics
Nctm: Illuminations: Mean and Median
This applet allows the user to investigate the mean, median, and box-and-whisker plot for a set of data that they create.
Shodor Education Foundation
Shodor Interactivate: Box Plot
Students can create box plots for either built-in or user-specified data as well as experiment with outliers. User may choose to use or not use the median for calculation of interquartile range.
Shodor Education Foundation
Shodor Interactivate: Measures
Enter data and view the mean, median, variance, and standard deviation of the data set.
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.
Shodor Education Foundation
Shodor Interactivate: Plop It!
PlopIt allows users to build dot plots of data using the mouse. View how the mean, median, and mode change as entries are added to the plot.
Math Open Reference
Math Open Reference: Medians of a Triangle
Learn about the medians of a triangle with this helpful reference tool. Provides a detailed definition and internet activities that enhance further explanation. Includes links to related topics.
Cuemath
Cuemath: Median
A comprehensive guide for learning all about the median with definitions, how to find it, solved examples, and practice questions.
Khan Academy
Khan Academy: Center and Spread Lesson
The resource from Khan Academy provides practice questions for the Praxis Core Math Test. This section reviews probability and statistics questions connected to the center and spread of data in a collection.
CK-12 Foundation
Ck 12: Interactive Geometry: 4.5 Theorems About Concurrence in Triangles
Find out about some common centers of triangles.
PBS
Pbs Learning Media: Central Tendency: Targeted Math Instruction
At the end of this instructional activity, students will be able to recognize and apply the concepts of mean, median, and mode in real-life problems.