University of Colorado
University of Colorado: Ph Et Interactive Simulations: Curve Fitting
Drag data points and their error bars, and watch the best-fit polynomial curve update instantly. Choose the type of fit: linear, quadratic, cubic, or quartic. The reduced chi-square statistic shows when the fit is good.
Wolfram Research
Wolfram Math World: Probability and Statistics
This is a resource for many topics in probability and statistics. Click on the topic of your choice for an explanation. The sites you will be linked to are quite extensive. A degree of higher-level math is necessary for understanding...
McREL International
Mc Rel: Glue Polymer (Whelmer #15 Learning Activity)
An easy to do activity that investigates the basic principles behind chemical bonding. The activity is written in lesson plan format that meets NSES standards.
Massachusetts Institute of Technology
Mit: Open Course Ware: Introduction to Numerical Analysis for Engineering
College-level electrical engineering course highlighting numerical analysis for engineers. This course introduces students to the formulation, methodology, and techniques for numerical solution of engineering problems. Course features...
Wolfram Research
Wolfram Math World: Relative Error
A brief definition of relative error plus links to pages on absolute error, error propagation, and percentage error.
Sophia Learning
Sophia: Error Analysis: Lesson 3
This lesson will explain and provide examples of how different types of error impact accuracy and precision. It is 3 of 3 in the series titled "Error Analysis."