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.
Khan Academy
Khan Academy: Calculating the Mean
Practice calculating the mean of a data set. Data is displayed in different forms of graphical representation.
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.
Math Is Fun
Math Is Fun: Quartiles
Explains what quartiles are and some different contexts in which they are used. Includes ten practice questions.
Math Is Fun
Math Is Fun: The Range (Statistics)
Explains the definition of 'range' and what it means in different mathematical contexts. Includes examples and ten practice questions.
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...
Khan Academy
Khan Academy: Calculating the Median
Practice finding the median of a data set. Like the mean, the median 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...
Sophia Learning
Sophia: Measure of Variation
Explore the measures of variation and check understanding with an assessment.
BBC
Bbc: Bitesize Revision: Data Handling: Mean
Need the basics on how to find a mean? Interactive examples are available that help you find the mean using data from a frequency table. You can also enter your own data and find the mean. You will find plenty of guided practice and...
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.
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.
Beacon Learning Center
Beacon Learning Center: Basketball Means
Students explore and practice calculating averages in this interactive web lesson.
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.
Better Lesson
Better Lesson: Analyze This! Mean Median Mode and Range
Finding measures of central tendency will be applied to the different graphs throughout this unit.
Cuemath
Cuemath: Average
A comprehensive guide for learning all about averages with definitions, uses, how to calculate it, , solved examples, and practice questions.
Cuemath
Cuemath: Median
A comprehensive guide for learning all about the median with definitions, how to find it, solved examples, and practice questions.
National Council of Teachers of Mathematics
Nctm: Comparing Properties of the Mean and Median
Through the use of technology, students can investigate how the mean and median of a set of date compares when values the data changes.
Rice University
Hyper Stat Online Statistics Textbook: Arithmetic Mean
This resource gives a definition of a mean and provides a formula for finding a statistical mean.
Rice University
Hyper Stat Online Statistics Textbook: Median
This resource gives a definition of a median and tells you how to compute it.
McGraw Hill
Mc Graw Hill Education: Glencoe: Statistics and Probability: Luck of the Draw
Instructions for creating and playing a simple card game through which students can practice calculating the interquartile range from a set of numbers.
Soft Schools
Soft Schools: Outliers
On this websites students explore the concept of outliers. Students are given several data sets and investigate how outliers can effect the mean and median of a data set.