Sharp PC-1500 Applications Manual page 49

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SHARP
P ROGRAM
MOD IF IED EXPONENT IAL CURV E
PROGRAM NO.
1
T I T l E
PS- B- 3
CE- I 50 and CTR
[ Ou ltine ]
requ ired
With a modi fied expone ntial curve written as y
~
k - ab' , fact ors a and b (also k
if unkno wn) arc calcula ted when k is known and unknown. This program a lso
estimates value of
y
for the new x.
[ Operating Guide ]
iocFI
0
k is known;
Input \ No.
of data
Output
j
Coefficient a, b,
k value Estimate
x,
y,
(x; . Y; )
Estimate x
No. of data is possible up to 36. Cassette tape File name
" MEC- OATA (K)"
(oul
[TI
k is unknown;
Input
I
No. of data
Ou tput
/ Coefficient
a, b, k
yi
Estimate
x, y
Est imate x
No.
o f d ata
is
unlim ited. The cassette
tape file
na_ m c
is
" MEC- DATA".
[ Example
I
I. k
is known
;
k
=550
Xi I 2
12
35 60
Est imate
x - 5
x
- 1s
Yi
540:2
54-0.4
542
545 547
2. k is unknown ;
X ·
l
I
2 3 ·I
5
Estimate x = 15
11 i
33.8
389 37.7 42.5 46.J
.t
=
16
X·
l
6 7
8
9
10
Y·
l.
50.6 55.2 58.9
58.0 60.5
X·
t
11
12 13
14 15
Y ·
t
62.8
63.S
60.4 63.9
68 .2
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