REPRESENTING DATA

One column lists the_______________________________, which is the variable that is deliberately manipulated in an investigation.

• independent variable

• dependent variable

A _________________________ is used to display and compare data in a number of separate categories.

• circle graph

• bar graph

If the relationship between the independent and dependent variables can be shown with a straight line, the graph is called a _______________________________.

• linear graph

• nonlinear graph

Data are the facts, figures, and other evidence scientists gather when they conduct an investigation

• True

• False

A ___________________________ is used to show how each group of data relates to all of the data.

• circle graph

• bar graph