Sharp EL-9650 User Manual page 23

name of parameter
H moving average
I counter
J counter
K counter
M number of divisions
Exercise
Find the moving average every three months (number of divisions: 3) from the following
table of monthly sales.
Month Jan.
Sales[$] 300
On the graph, Xmax = 8, Ymin = 300, and Ymax = 450.
Set up condition: decimal point in Float Pt Mode.
C
2nd F SET UP
Step
Enter statistical data into L1.
1
Specify the programme mode.
2
Select the title MVIN AVG.
Enter the number of divisions(3).
3
EL-9650/9600c/9450/9400 Graphing Calculator
Parameters
content name of parameter
S
X
Y
Yscl
B
Feb. Mar. Apr.
326 323 344
1 CL
* *
Key Operation
A
STAT
*
3 0 0
3
ENTER
3 4 4
4
ENTER
3 9 8
ENTER
2nd F PRGM
3
ENTER
moving sum
starting point (x)
starting point (y)
scale of y-axis
input of number of divisions
May. Jun. Jul.
300 401 398
ENTER
3 2 6
ENTER
2 3
ENTER
3 0 0
ENTER
0 1
ENTER
4 5 0
ENTER
A
*
content
Aug.
450
Display
(When using EL-9650/9600c)
17