Sharp EL-9900 manual Start Graph plot, Setting of coordinates of line Display of line = I + End

EL-9900 Graphing Calculator

Creating a Graph of Experimental Data

Graph the results of an experiment and examine the trends.

(Example: examined data relating to water vapour pressure and temperature.)

FLOWCHART

PROGRAMME LIST

Start

Graph plot

DRAWLOOP

Setting of coordinates of line

Display of line

I = I + 1

Y

I < N

N

End

Enter statistical data using statistics feature before executing program.

Graph plotted using automatic scaling.

Counter

Data as coordinates (starting point and finishing point).

Line drawn between set coordinates.

Whether or not lines of no. of data drawn judged. Repeated until lines drawn by the no. of data.

Title : XY GRAPH

ClrG

Rem DRAWING SD

2-Stats L1,L2 Rem RANGE xmin Xmin xmax Xmax ymin Ymin ymax Ymax (Xmax-Xmin) / 10 Xscl

(Ymax-Ymin) / 10 Yscl Rem BROKEN LINE For I, 1, n-1, 1

L1(I) X L2(I) Y L1(I+1) Z L2(I+1) W Line(X,Y,Z,W)

NEXT Wait End

PARAMETERS

Name of parameter	Content	Name of parameter	Content
I	counter	Y	y of line starting point
X	x of line starting point	W	y of line finishing point
Z	x of line finishing point
			*n = number of statistical data

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