This tutorial gives students an introduction to matrix addition with definitions and examples.

[Free Registration/Login may be required to access all resource tools.] Understand that the zero and identity matrices play a role in matrix addition and multiplication similar to the role of 0 and 1 in the real numbers. The determinant...

Find the matrix that is the result of the addition or subtraction of two given matrices.

This tutorial offers formulas and explanations on trigonometric addition formulas and features an easy way to remember the sine and cosine addition formulas using matrices.

[Free Registration/Login Required] This lesson covers adding, subtracting matrices and equivalent matrices.

In spatial statistics the ability to visualize data and models super imposed with their basic social landmarks and geographic context is invaluable. ggmap is a new tool which enables such visualization by combining the spatial...

Dozens of statistical terms are defined and illustrated in this glossary.