Graphing Basics

Front

Where do you plot the independent variable on a graph?

Back

X Axis (horizontal)

Front

Where do you plot the dependent variable on a graph?

Back

Y axis (vertical)

Front

Bar Graph

Back

A graph in which bars are used to represent data. Usually used to compare the amount or frequency of several different categories.

Front

Line Graph

Back

A graph using points connected by line segments. Usually used to show how a variable changes over time.

Front

Pie Chart

Back

A graph in which parts of a whole are represented as 'slices' of a pie. Usually shows percentage or parts of a whole. AKA Circle Graphs.

Front

Scale

Back

The amount represented by each unit or 'box' on an axis.

Front

Define independent variable

Back

Variable that the scientist changes on purpose. aka manipulated variable.

Front

Define dependent variable

Back

Variable that the scientist measures or observes. aka responding.

Front

Indirect Relationship or negative relationship between variables

Back

As the amount of one variable increases, the amount of the other decreases.

Front

Direct Relationship or positive relationship between variables

Back

As the amount of one variable increases, the amount of the other variable increases as well.