Sharp EL-9900 - Manual (Page 102)

5
Advanced Keyboard/STATISTICS USING THE SHARP EL-9900
Copyright © 2002, Sharp Electronics Corporation. Permission is granted to photocopy for educational use only.
Steps for creating a weighted data set's histogram
1. Press STAT A (EDIT) ENTER to view the statistics data entry screen.
Delete old data sets.
2. Move the highlighter to the cell directly below the L1 in the table and enter
the following data set using weights:
1 1 1 2 2 2 2 3 4 4
by pressing 1 ENTER 2 ENTER 3 ENTER 4 ENTER 3
ENTER 4 ENTER 1 ENTER 2 ENTER .
3. Press STAT PLOT A (PLOT1) ENTER and a PLOT1 setup screen
will appear. Turn the plot on by pressing ENTER . Select one-variable
data by pressing
▼ ENTER . Set the list to L1 by pressing
▼ 2ndF L1 ENTER . Set the frequencies to L2 by pressing 2ndF L2
ENTER . Choose the histogram graph by pressing STAT PLOT A (HIST)
and 1 (Hist).
4. To set this viewing window, press WINDOW and set the horizontal axis
to -.5 < x < 5.5 with Xscl = 1 by pressing (–) • 5 ENTER 5 • 5
ENTER 1 ENTER . Next, set the vertical axis to -1 < y < 5 with
Yscl = 1 by pressing (–) 1 ENTER 5 ENTER 1 ENTER .
5. Press Y= and CL to clear any graphs. Press GRAPH view the histogram.
HISTOGRAM REPRESENTATION OF A
ONE-VARIABLE DATA SET
▼