Algebra 1 - 3rd Edition

Chapter 7: Statistics

Some links are repeated for use with more than one lesson.

These sites apply to the entire chapter.

http://www.freemathhelp.com/Lessons/Algebra_2_Probability_and_Statistics_BB.htm
This page contains a video tutorial with notes covering an introduction to probability and statistics.

http://www.robertniles.com/stats/
This site defines the different components of statistics.

7.1 Measures of Central Tendency

This page contains word problems that practice the measures of central tendency.

7.3 Scatter Plots, Correlation, and Lines of Best Fit

http://staff.argyll.epsb.ca/jreed/math9/strand4/scatterPlot.htm
This site defines scatter plots and lines of best fit and has interactive graph applets on which to plot points.

7.4 Stem-and-Leaf Plots

http://www.mathsisfun.com/definitions/stem-and-leaf-plot.html
This site contains a quick guide to using a stem-and-leaf plot.

http://regentsprep.org/regents/math/stemleaf.htm
NEW This page has an explanation of stem-and-leaf plots with examples of how to construct them and an explanation of the special case ones.

7.5 Quartiles and Box-and-Whisker Plots

http://www.purplemath.com/modules/boxwhisk.htm
This site explains quartiles and box-and-whisker plots through text and graphs.