DATA AND GRAPHING

Data is information collected to help us understand something better.

A graph is a visual representation of data.

A bar graph shows data using bars of different heights.

A pictograph uses pictures or symbols to represent data.

A tally chart is a way to count and record data using tallies.

The vertical axis is the line that goes up and down on a graph.

The horizontal axis is the line that goes left to right on a graph.

An interval is the space between numbers on a graph.

You read a bar graph by looking at the height of the bars to see the data.

A line graph shows data points connected by lines.