Calculator Soup
Calculator Soup: Square Pyramid Calculator
Use this calculator to determine the volume, surface area, or other figure for a square pyramid, given the other numbers. Users set their parameters for two known variables of the pyramid and find what the unknown amounts would be.
Missouri State University
Missouri State University: Introductory Statistics: Linear Regression Models
Four examples which use the linear regression model in real-world applications. The site continues with discussion on how to correctly construct the regression model, how its results can be analyzed, and what can come from it.