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Texas Instruments
Texas Instruments: Identifying Types of Correlation From a Graph and Calculator
Learners will identify different types of correlations graphically and by using the linear regression analysis obtained from a TI-84 Plus calculator. Students will also obtain and know the significance of a correlation coefficient as a...
Georgia State University
Georgia State University: Hyper Physics: Expansion Concepts
An indexing page from Georgia State University Physics Department which includes links to various other pages with information pertaining to thermal expansion. From expansion coefficients to equations to calculation and practice pages,...
Texas Instruments
Texas Instruments: Simultaneous Equation Solver App
Students use this App to calculate solutions (a unique solution, no solution, or an infinite number of solutions.unique) for linear systems. They can work with systems that contain both numeric and symbolic coefficients and have up to 30...
Illustrative Mathematics
Illustrative Mathematics: A rei.c.6: Accurately Weighing Pennies I
In this problem, students will use the number of decimal places in the coefficients to motivate writing and solving a system of equations. Aligns with A-REI.C.6.
Wolfram Research
Wolfram Math World: Ode With Constant Coefficients
This math site discusses how to solve a system of diferential equations.
Texas Education Agency
Texas Gateway: Thermal Expansion of Solids and Liquids
By the end of this section, you will be able to define and describe thermal expansion; calculate the linear expansion of an object given its initial length, change in temperature, and coefficient of linear expansion; and calculate the...
OpenStax
Open Stax: College Physics: Thermal Expansion of Solids and Liquids
Learn about the increase or decrease of size of an object due to thermal expansion in this college textbook section. Understand how to calculate linear and volume expansion of an object as well as thermal stress. Section also includes...
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Least Squares Regression
Create your own scatter plot or use real-world data and try to fit a line to it. Explore how individual data points affect the correlation coefficient and best-fit line.
Texas Education Agency
Texas Gateway: Collecting Data and Making Predictions
Given an experimental situation, the student will write linear functions that provide a reasonable fit to data to estimate the solutions and make predictions.
Texas Education Agency
Texas Gateway: Tea Statistics: The Regression Equation
A tutorial on how to find the line of best fit or least-squares regression line for a set of data in a scatter plot using different methods and calculations.
Oswego City School District
Regents Exam Prep Center: Regression Analysis
A collection of lesson ideas, a practice activity, and teacher resources for exploring regression analysis.
Paul Dawkins
Paul's Online Notes: Differential Equations Second Order Differential Equation
The tutorial explores second order differential equations. Topics examined are mechanical vibrations, the reduction of order, fundamental sets of solutions, nonhomogeneous differential equations, and undetermined coefficients. Class...
Analyze Math
Analyze Math: Second Order Differential Equations: Generalities
The tutorial examines second order differential equations. Topics investigated are the general form, constant coefficients, and homogeneous differential equations.
Oswego City School District
Regents Exam Prep Center: Solving Systems Using Addition or Subtraction
Three examples are used to demonstrate solving a system of linear equations algebraically using addition and subtraction. The examples cover different situations that occur with the coefficients of the variable terms. Includes several...
Curated OER
Polynomial Functions of the First Degree
A java applet that lets you graph a first degree polynomial and see how changing the coefficients changes the graph.
Wolfram Research
Wolfram Math World: Ode Second Order
Defines and gives examples of a second order differential equation including linear second-order ordinary differential equations.
Texas Instruments
Texas Instruments: Line of Best Fit
In these questions, students will find the linear equation of best fit for a set of data and interpret the correlation coefficient. Questions are multiple-choice and true/false; solutions are provided.
Texas Instruments
Texas Instruments: Describing Bivariate Data (Two Quantitative Variables)
Students explore the relationship between two quantitative variables in bivariate data using various x-y plots. They compare the relationships for several categories on the same plot. Students calculate the correlation coefficient to...
Illustrative Mathematics
Illustrative Mathematics: S Id Coffee and Crime
This task addresses many standards regarding the description and analysis of bivariate quantitative data, including regression and correlation. Given a scatter plot, students will answer a variety of questions about linear relationships,...
Illustrative Mathematics
Illustrative Mathematics: S Id.6 Used Subaru Foresters
Help Jane sell her Forrester! Using the data given, students will make an appropriate plot with well-labeled axes that would allow you to see if there is a relationship between price and age and between price and mileage. Students are...
Alabama Learning Exchange
Alex: Human Slope
Students will participate in this discovery activity intended for them to uncover the role each variable plays in the graph of a line in the form y = mx + b. Students will actually demonstrate lines in slope intercept form on a life size...
Shodor Education Foundation
Shodor Interactivate: Function Flyer
This activity allows the manipulation of the constants and coefficients in any function thereby encouraging the user to explore the effects on the graph of the function by changing those numbers.
Other
Stat Soft: Statistics Glossary
Dozens of statistical terms are defined and illustrated in this glossary.
University of Sydney (Australia)
University of Sydney: Structure and Properties of Materials/thermal Physics
An exhaustive set of "lecture notes" on various topics in thermal physics (including thermal expansion). Explanations are well done and more interesting than most. Includes both a mathematical and conceptual treatment of topics. Humor,...