Frequency Tables Histograms

Frequency-How often something happens.

Frequency Table- A way to organize data in equal intervals.

Histogram- Shows how frequently data occurs within equal intervals

Making a Frequency Table

1. Make A title2. Draw a table with three columns3. List your choices in the left column4. In your second column title frequency, and

tally the results for each choice.5. In your third column total the tally for each

choice.

Example Histogram

Making a Histogram

1. Draw the axes. Label each axis.2. Choose and list the intervals for the

horizontal axis3. Create a scale and choose appropriate

intervals for the vertical axis. Label each Axis

4. Draw Bars for interval on the horizontal axis. Do not leave spaces between the bars.

5. Give the Graph A title

Make This One On Your Own

Ages of People Who Like The Steelers.

Ages Frequency Total

0-9

10-19

20-29

30-39

40 and up