Histogram for a one-variable data set – Sharp EL-9900 User Manual

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Basic Keyboard/GENERAL MATHEMATICS USING THE SHARP EL-9900

Steps for creating a data set's histogram

STEP 1: Turn the calculator on, press STAT A (EDIT) ENTER to view the

statistics data entry screen. Delete old data sets.

STEP 2: Move the highlighter to the cell directly below the L1 in the table and enter

the following data set:

STEP 3: Check the data you have entered by pressing

▲ to move back through

the data.

STEP 4: To graph a histogram that represents the data set, you must first press

STAT PLOT A (PLOT1) and press ENTER . 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 . A blank Freq: prompt indicates the data is non-weighted

and the frequencies are one. Choose the histogram graph by pressing

▼

STAT PLOT A (HIST) and 1 (Hist).

STEP 5: Set the calculator to rectangular graphing by pressing 2ndF SET UP

E (COORD) 1 (Rect) and press 2ndF QUIT .

STEP 6: Set the viewing window by pressing WINDOW . Set the horizontal axis to

10 < x < 50 with Xscl = 10 by pressing 1 0 ENTER 5 0 ENTER 1

0 ENTER . Set the vertical axis to 0 < y < 5 with Yscl = 1 by pressing 0

ENTER 5 ENTER 1 ENTER .

View the histogram by pressing GRAPH .

HISTOGRAM FOR A
ONE-VARIABLE DATA SET