Introduction to Descriptive Statistics: Using Mean, Median, and Standard Deviation

by Liz Roth-Johnson, Ph.D.

Further Exploration

Descriptive Statistics

Centers for Disease Control and Prevention (CDC) - learning modules for generating descriptive statistics for National Health and Nutrition Examination Survey (NHANES) data.


De Moivre

de Moivre Biography




The doctrine of chances: A method of calculating the probabilities of events in play by de Moivre

Translation of Gauss' Theoria motus corporum coelestium in sectionibus conicis solem ambientium

Theory of the motion of the heavenly bodies moving about the sun in conic sections: A translation of Gauss's "Theoria motus corporum coelestium in sectionibus conicis solem ambientium."

News & Events

Statistics is the fastest-growing undergraduate STEM degree - a look at U.S. education data reveals that Statistics is the fastest growing STEM degree.

Science is heroic, with a tragic (statistical) flaw

ScienceNews - Discussion of how the misuse of statistical information erodes confidence in research.

Can This Treatment Help Me? There’s a Statistic for That

NY Times - a look at the "number needed to treat" or N.N.T., a statistical look at how many people must be treated for one person to receive a benefit.


Google Scholar

Google - Research database allows searching of the scholarly literature.


Mean and Median Interactive

This applet allows the user to investigate the mean, median, and box-and-whisker plot for a set of data that they create. From the National Council of Teachers of Mathematics.

Next Generation Science Standards (NGSS)

Next Generation Science Standards: For States, By States

National Academies Press: A Framework for K-12 Science Education