Probability and Statistics Resources

Three Door Puzzle

An interactive page with explanation of this classic, controversial problem sometimes referred to as "Monty's Dilemma" or the "Game Show Problem."

 

Descriptive Statistics (introduction to Mode, Median, and Mean)

Designed for use in a classroom setting, these lessons use both hands-on and "virtual" activities to develop and establish the basic concepts of descriptive statistics.

 

Linear Regression

Analyze paired data by first finding means, variances, standard deviations,and covariance. Then to use these statistical measures to find the best fitting line for the set of data and the correlation coefficient of the two variables.

 

Chi-Square

The material in this lesson will enable you to be able to understand statistical terms such as expectation, significance, and chi-square. The lesson requires Excel. A very amusing presentation.

 

Exponential Fit

This lesson explores the process of finding the best fitting exponential curve to sets of data. Requires Internet access, a bag of Skittles, and Microsoft Excel.

 

Guessing Correlations

Part of the Statistics 100 course at UIUC. You will see four scatter plots and four correaltion coefficients. Your task is to match up the correlation coefficients with the plots.

 

Buffon's Needle

An explanation with simulation of this problem that finds an estimate of pi through a random process.

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