Sharp EL-9900 Operation Manual page 9

Graphing calculator basic keyboard activities and advanced keyboard activities

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OTHER GRAPHICAL PORTRAYALS OF A

ONE-VARIABLE DATA SET

Steps for creating a weighted data set's box-and-whisker chart

1. Press STAT to enter the statistics menu. Delete old data and enter the

following data set in L1 using weights in L2:

2. To construct a box-and-whisker chart, first press STAT PLOT A

ENTER . Press ENTER to turn PLOT1 on. Press ▼

one-variable data. Press ▼

list. Set the frequency prompt to L2 by pressing 2ndF

Set the graph to a box-and-whisker chart by pressing STAT PLOT E (BOX)

1 Box.

3. In the example, the data is discrete with a smallest value of 1 and a largest

value of 4. Set the viewing window to 0 < x < 5 with Xscl = 1. Next, set the

vertical axis to 0 < y < 1 with Yscl = 1.

4. To view the box-and-whisker chart for the data, press GRAPH .

5. Press TRACE followed by

box-and whisker chart.

6. Turn PLOT1 off by pressing STAT PLOT

2ndF QUIT .

Advanced Keyboard/STATISTICS USING THE SHARP EL-9900

2ndF

and

ENTER to choose

ENTER to enter L1 as the data

to view the five values making up the

ENTER

ENTER .