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checkmarkanalyzing linear data
  writing an equation

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use of variables
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Analyzing Linear Data
Problems involve determining whether or not a set of data is linear and writing equations to represent the data. The problems may also involve making predictions from a set of data.

Related Resources
Interactive resources from our Math Tools project:
   Algebra: Analyzing Linear Data
The closest match in our Ask Dr. Math archives:
   High School: Linear Equations
NCTM Standards:
   Algebra Standard for Grades 9-12

Access to these problems requires a Membership.

Bowl-O-Rama! - Steve Risberg
Algebra, difficulty level 1. Given information about the number of games two people bowled and how much each paid, determine the cost of bowling at Bowl-O-Rama. ... more>>

Burger Inflation? - Annie Fetter, Terry Trotter, Steve Risberg, and Steve Weimar
Algebra, difficulty level 2. Given the affect of inflation, is a national-chain hamburger cheaper or more costly than it was in 1970? ... more>>

Buy This Tune! - Terry and NCTM's WLME
Algebra, difficulty level 2. Using data about buying habits of music lovers from 1990 and 1996, predict the results for 2000 and compare those predictions to the actual data. ... more>>

Choosing Charity - Steve Risberg
Algebra, difficulty level 2. A company donates to a relief fund by giving a certain amount plus an additional amount for each employee who decides to donate. Given two data points, find the linear equation that defines the company's part of the total donation. ... more>>

Heating the Tub - Steve Risberg
Algebra, difficulty level 1. Water in a hot tub is heated. Given two times and the temperature at those times, find an equation that models the heating process, then use it to predict temperatures and times as the heating continues. ... more>>

Math on the Midway - Steve Risberg
Algebra, difficulty level 1. Can you win the carnival midway math game by finding a pattern in the numbers? ... more>>

The Price of Pollo - Terry Trotter
Algebra, difficulty level 2. Use a linear equation model to predict a future price of fried chicken. ... more>>

Taxi! - Steve Risberg
Algebra, difficulty level 1. Taxi fares in Lineville are based on a linear equation. Given the costs and distances of two rides, find the equation and use it to answer several questions. ... more>>

What Time Is It? - Steve Risberg
Algebra, difficulty level 3. Determine the angle between the hands of a clock at certain times, and find the times that generate a particular angle. ... more>>

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