Mathematics Archives
Math Archives: Visual Calculus: Families of Parametric Equations
This site gives an example of parametric equations. The site also gives an animation of how the curve is drawn. Requires the use of Live-Math plug-in, which is free.
Rice University
Hyper Stat Online Statistics Textbook
Many people cringe at the idea of studying statistics, but it doesn't have to be impossible! David M. Lane, Associate Professor of Psychology, Statistics, and Management at Rice University, offers a large collection of resources for the...
Missouri State University
Missouri State University: Introductory Statistics: Models of Distributions
The different types of distributions are discussed here - uniform, regular, negative exponential, triangular, and normal. The properties of probability distributions are also explained here in detail. A good starting point in the topic...
Massachusetts Institute of Technology
Mit: Open Course Ware: Courses: Introduction to Electric Power Systems
College-level electrical engineering course highlighting electric power systems. Course introduces electric power and the conversion of electrical to mechanical energy. Course features include readings, assignments, and quizzes.
Other
Stat Soft: Statistics Glossary
Dozens of statistical terms are defined and illustrated in this glossary.
Other
American College of Allergy, Asthma, & Immunology: Home
Web page dedicated to research and education related to respiratory care and conditions. This resource contains a great deal of information on many respiratory conditions and treatments.
Khan Academy
Khan Academy: Algebra: Comparing Linear Functions Word Problems
Compare features of two real-world relationships that can be modeled by linear functions, where the functions are represented in different ways. Students receive immediate feedback and have the opportunity to try questions repeatedly,...
Illustrative Mathematics
Illustrative Mathematics: S Ic Strict Parents
In this task, young scholars want to estimate the proportion of students in the school who thought of their parents as "strict". They do not have time to interview all 1000 young scholars, so they plan to obtain data from a sample of...
Illustrative Mathematics
Illustrative Mathematics: F Le Newton's Law of Cooling
For this problem, students use an exponential equation to investigate the cooling of a cup of coffee and how long it would take for it to cool down to different temperatures. Aligns with F-LE.B.5 and F-LE.A.4.
Illustrative Mathematics
Illustrative Mathematics: F Le Carbon 14 Dating in Practice I
In this task, students learn about exponential decay by examining the amount of Carbon-14 left in a preserved plant with the passage of time after the plant has died. This provides a simple introduction to Carbon-14 dating but the actual...
Illustrative Mathematics
Illustrative Mathematics: F Le Illegal Fish
In this task, students learn about exponential functions when they investigate the exponential growth of an invasive fish population. Aligns with F-LE.B.5 and F-LE.A.1.c.
Illustrative Mathematics
Illustrative Mathematics: F Le Us Population 1982 1988
In this task, students are shown a table of U.S. population data between 1982 and 1988 and are asked to explore whether linear functions would be appropriate to model relationships within the data. Aligns with F-LE.B.5 and F-LE.A.1.b.
Illustrative Mathematics
Illustrative Mathematics: F Le Taxi!
In this task, students explore the linear relationship between distance traveled and taxi fare cost. Aligns with A-REI.D.10 and F-LE.B.5.
Illustrative Mathematics
Illustrative Mathematics: F Le a Saturating Exponential
For this problem, students use an exponential equation to investigate the warming up of a cold beverage on a summer day and analyze a graph to estimate temperatures. Aligns with F-LE.B.5 and F-BF.B.
Khan Academy
Khan Academy: Algebra I: Linear Equations Word Problems
Solve word problems about real world relationships that are given in formulas. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Interpret Change in Exponential Models: With Manipulation
Solve problems interpreting change in exponential models with manipulation.
Khan Academy
Khan Academy: Interpret Change in Exponential Models: Changing Units
Given a function that models an exponential situation, rewrite the function in order to find its change for a different time unit. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...
Khan Academy
Khan Academy: Interpret Change in Exponential Models
Given a function that models an exponential situation, find the factor by which the quantity changes per unit time interval. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...
Khan Academy
Khan Academy: Linear Models Word Problems
Solve general word problems about real-world relationships that can be modeled by linear equations or functions. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Colorado State University
Csu: Four Stroke Fuel Air Otto Cycle Gasoline (C7 H17)
A Java applet which allows the visitor to investigate the physical parameters associated with the individual strokes of a 4-stroke gasoline engine. Visitors enter parameters such as exhaust temperature, fuel ratio, and ambient pressure...
Wolfram Research
Wolfram Math World: Altitude
This site from Math World describes the altitude of a triangle, and shows how to find these altitudes using the parameter and positions of the vertexes and angles of the triangle. The site gives other interesting formulas involving the...
Wolfram Research
Wolfram Mathworld: Mean Value Theorem
This MathWorld site gives parameters for the Mean Value Theorem included in the definition; there is however no picture to illustrate this.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Equation of a Sphere
Learn about how many points determine a unique sphere and how many points are needed to create a family of spheres. Dr. Rob works out the equation of a family of spheres given three points and then the equation of a unique sphere can be...
Math Slice
Basic Math: Telling Time
This resource covers telling time where students can choose time intervals to practice. After selecting parameters students complete ten problems with instant feedback and an opportunity to practice again.