Variables

a symbol (like x or y) that is used in mathmatical or logical expresions to represent a variable quantity

y-axis

the vertical line on the gragh that shows one of the variables

x-axis

the horizontal line on the graph that shows one of the variables

coordinate graph

a grid of vertical and horizontal lines that show the relationship between two variables

discrete data

a variable that cannot be broken up into smaller increments

continuous data

a variable that can be broken up into smaller increments

scale

pattern, make, regulate, set, measure, or estimate according to some rate or standard

coordinate pair

a pair of numbers used to plot dat. Always in perentaces with a comma. x axis first and y axis second

relationship

the way one variable affects another variable

dependent variable

the variable that goes on the y-axis because it depends on the other

independent variable

the variable that goes on the x-axis because it is the one that does not depend on the other

rule

summary of predictable relationship that tells how to find the value of a variable

equations

Two expressions shown to be = (3x -3= 2y -2)