Half-length practice test for the third grade OAT (Ohio Achievement Test). The test includes 17 multiple-choice and 4 open-response question dealing with topics such as geometry (triangle identification, surface area), number sense...

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.

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.

Gain an understanding of how to find the mean, median and mode by viewing examples and a video lesson. [2:22]

This website gives a clear, simple explanation of how to find a mode.

This is a WebQuest written by Susie Hallar of the Warrensburg Schools in Warrensburg, Missouri. Students research 10 famous baseball players, then use the information they find to compute averages, standard deviations, central...

In this video segment from TV411, figure skaters compute their average daily practice time.

Use Glencoe's randomly generated self-checking quiz to test your knowledge of finding the mean for a data set. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click the...

Use Glencoe's randomly generated self-checking quiz to test your knowledge of median, mode and range. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click the "Check It"...

Use this lesson, practice exercise, and teacher resource in planning instruction on displaying data. In the lessons, you'll find definitions and examples of ways to collect and organize data, quartiles, and box-and-whisker plots, as well...

Fifteen problems presented on the topics: mean, median, mode, outliers and graphing statistics. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View...

In this video from Cyberchase, Bianca uses data on past shoe sales to help her decide what quantities of each size she should order in the next shipment.

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...

Practice using the graph to answer questions about the mean, median, mode and range. Read the interactive quiz rules and then click on the "Begin" ticket. If you answer incorrectly you get one more chance to try again then you are told...

Need basic information on what a "mode" is? You will find a basic definition and several clear examples that will help you.

Practice using the graph to answer questions about the mean, median, mode and range. Read the interactive quiz rules and then click on the "Begin" ticket. If you answer incorrectly you get one more chance to try again then you are told...