Sharp PC-1500 Applications Manual page 53
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- Technical reference manual (182 pages) ,
- Instruction manual (169 pages) ,
- Service manual (37 pages)
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SHARP
PROGRAM
T
I
TLE
LOGISTIC
CURVE
PROGRAM
NO.
PS-
B-4
CE- ISO,CE-
151
1
(
Outline
I
and
CTR cequired
Using
a
logistic
curve,
t
he
input data
are approximated
to find
the
estimated
value
o
f
y
for
the
new
value
of
x.
k
General
form
of Logjstic
curve:
y
=
-
-
- - - -
1
+
me
·
•
.ir
(Operating
Guide
I
louJ
0
·
Used
for
coefficient
calculation
when k
is known
.
IDEFI
0
Note
(Example
I
I. k is known:
k
=
195
'
2
6
Input
;
!
n:
No.
of
data
k:
X
1
-
Xn
Y
1
-Yn
Out
put:
j
Coefficient
a
Coefficient
m
Used
for coefficient
calculation
when
k
is
unknown.
Inpu
t
:
j
n
:
No. of
data
Y
1
-Yn
Output:
l
Coefficient
a
Coefficient
m
Coefficient k
The
effective
number
of
data
is
up to
the
multiple of 3.
G raph,
data
and
plot outputs
of
estimate
value.
Input:
Estimate
value
(X).
The
number of
estimate value
inputs
is
up
t
o
the number
of
data
designated
by
the
l•.,I
0
and
l•••
I
III
Printouts
of
the
estimate
value
,
X
and Y.
.
Data
input
in the
lou
l
II)
and
lout
III
is also possible
from the
cassette
tape
recorder.
The
keyed-in data
can be
output
to
the
cassette
tape.
y'
Estimate value
11
.r
=
5
54
x
=
12
10
150
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