University of Illinois
University of Illinois: Mste: Is There a Standard for All This Deviation?
Site contains information on the statistical term standard deviation. It gives a definition and shows how to calculate it. It has a link to information on the absolute value of a deviation and how the topics are related.
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.
Education Place
Houghton Mifflin: Eduplace: Math Steps: What Is It? Data
This is a great place for lesson information on the concept of analyzing data - measures of central tendency. Three other tabs are available besides the "What Is It?" link. Tips and Tricks, When Students Ask, and Lesson Ideas also...
Calculator Soup
Calculator Soup: Mean, Median, Mode Calculator
Calculate mean, median, mode along with the minimum, maximum, range, count, and sum for a set of data.
AAA Math
Aaa Math: Statistical Mean
Learn about finding the statistical mean of a set of data, and then do some practice problems.
AAA Math
Aaa Math: Statistical Median Ii
Learn how to find the statistical median of a set of data, and then practice the skills.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Range of Data
Find a quick, concise explanation of what a data range is. An example is given and clearly explained.