Rice University
Hyper Stat Online Statistics Textbook: Mode
This site, written by a statistics professor at Rice University, gives a definition of mode and discusses the advantages of using mode as a measure of central tendency.
Math Is Fun
Math Is Fun: How to Find the Mean
This math tutorial illustrates the mean of a set of data.
Math Is Fun
Math Is Fun: How to Find the Mode
This website gives a clear, simple explanation of how to find a mode.
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.
BBC
Bbc: Bitesize Revision: Data Handling: Mode
Need basic information on what a "mode" is? You will find a basic definition and several clear examples that will help you.
Varsity Tutors
Varsity Tutors: Hotmath: Statistical Questions
Explains what a statistical question is and when and how central tendency and the spread of the data are relevant.
University of Georgia
University of Georgia: Inter Math: Mode
This InterMath site explains what the mode from a set of data is and gives an example. Be sure to follow the links to related terms, challenging problems, more information, and the interactive check point involving median located in the...
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...
Curated OER
Measures of Variability
Explanation and examples of vairance and standard deviation. Helpful charts and formulas are provided.