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Statistics
Websites
Learn how to create area, bar, pie and line graphs from the National Center for Education Statistics. This interactive charting tool allows completed graphs to be downloaded and/or printed.
site exerpt
Create a Graph Graph website has been completely redesigned with dozens of new features and better graphs. Click here to For a short period of time, the old Create A Graph website will still be available for those who can't bear to part...Learn what a percent is and how to figure probability.
http://www.mathleague.com/help/percent/percent.htm
Some definitions with a few examples, from the Dept. of Statistics at the Florida State University.
http://stat.fsu.edu/undergrad/statinf2.html
Learn about charts and graphs created from everyday examples. Also, learn to how to compute different types of average values, such as the mean or median.
http://www.mathleague.com/help/data/data.htm
Find out how likely it is that two people in a class have the same birthday. With an explanation of the math behind this problem and a simulation.
http://www.mste.uiuc.edu/reese/birthday/
The U.S. Census Bureau provides this site as part of their American FactFinder effort. The site provides facts about all of the states, in an age-appropriate format. There is a quiz, and an explanation of the Census.
http://factfinder.census.gov/home/en/kids/kids.html
The National Agricultural Statistics Service provides this site with some basic explanations of statistical terms, as well as some games and puzzles.
http://www.usda.gov/nass/nasskids/index.html
Article from Encarta Encyclopedia defines this branch of mathematics, offers a short history, and provides an overview of the study today.
http://encarta.msn.com/encyclopedia_761562521/Statistics.html
Basic introduction to the concept of averages, including mean, median, mode and range.
http://www.gcse.com/maths/averages.htm