How to Make a Histogram with GeoGebra
You can use GeoGebra to make a histogram. There are several ways of doing this, but this method ensures that the class boundaries are exactly as you set them to be.
GeoGebra Instruction 1
- 1.
- Open
Algebra View,Graphics ViewandSpreadsheetmode under
Viewin
Menu. - 2.
- Enter the lower endpoint of the first interval in column
A. - 3.
- Enter the upper endpoint of each interval (including the first one) in the cells below.
- 4.
- Enter your frequencies in column
B. Check that you have one more filled-in cell in columnAthan in columnB. - 5.
- Make a list by selecting all observation times and click
List
in Toolbar. In the pop-up window that appears, changeNameto “ClassBoundaries” and clickOK. - 6.
- Make another list by selecting all frequencies and click
List in Toolbar. In the pop-up window that appears, changeNameto “Frequencies” and clickOK. - 7.
- Use the command
FrequencyPolygon(<List of Class Boundaries>, <List of Heights>)
in
Algebra View. Insert “ClassBoundaries” as<List of Class Boundaries>and insert “Frequencies” as<List of Heights>. PressEnter.Your histogram will be displayed in
Graphics View. Remember to adjust the window so that the entire chart is visible.
