Cuemath
Cuemath: Frequency Distribution Table
A comprehensive guide for learning all about frequency distribution tables with definitions, how to create a frequency distribution table, and the formulas and graphs related to frequency distributions. With solved examples and...
Purple Math
Purplemath: Stem and Leaf Plots
Explains how to create a stem-and-leaf plot from a data set. Demonstrates how to format a clear stem-and-leaf plot.
Annenberg Foundation
Annenberg Learner: The Habitable Planet: Ecology Lab
Create the parameters of your own ecosystem by choosing which producers and consumers live there. Visualize how the food web operates and species populations change. This simulator mimics the food web within a typical ecosystem and gives...