Probability and Statistics

Activity 12: Which Brand is Best?

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d.Select the bar graph Ð (first row, last from left) and continue setting up the plot as in the picture at the right. (DataList2 and DataList3 allow you to do a double or triple bar graph. They are not relevant to this activity, and whatever is listed is okay.)

15.Display the graph.

( J

16.Now move around the graph and see the data.

)

!and " to view data

17.Have students sketch their graphs on paper for their report (or use TI-73 TI-GRAPH LINKé to print their graphs to color and label).

18.Make a pie chart on the TI-73 showing the percents from the polls.

a.Access the STAT PLOTS menu.

-e (above the & key)

b.Make sure the other plots are off.

Qb

c.Select Plot 3.

-e [ b

d.Select the pie chart Ï (second row, first from left) and continue setting up the plot as in the picture at the right.

19.Display the pie chart.

*

20.Move around the graph and see the data.

)

!and " to view data

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