Khan Academy
Khan Academy: Dependent and Independent Variables
In this exercise, students practice identifying dependent and independent variables. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Rice University
Hyper Stat Online Statistics Textbook: Four Basic Statistics Variables
The basic definitions of four statistics variables - quantitative, qualitative, dependent and independent - are provided here.
Vassar College
Vassar College: Multiple Regression
This is an interactive site allowing the student to input data (one dependent and three independent variables) and then letting the computer calculate the regression between these multiple forces.
Shodor Education Foundation
Shodor Interactivate: Lessons: Advanced Fire
Lesson plan to help students understand independent and dependent variables through a fire probability simulation.
Texas Instruments
Texas Instruments: Domain and Range
This StudyCard stack uses real-world contexts to teach the concepts of independent and dependent variables, and then domain and range. It includes practical examples at the end.
Estrella Mountain Community College
Estrella Mountian College: Introduction to Genetics
This site explains genetic beliefs before and after Mendel, and also includes a section on Mendel himself and his experiments, entitled, "The Monk and his Peas".
CK-12 Foundation
Ck 12: Probability: Exponential Distributions
[Free Registration/Login may be required to access all resource tools.] Covers exponential distributions. Presents examples using a graphing calculator as well as guided and independent practice questions.