Kregression Calculations (Reg Mode) - Casio fx-350TL User Manual

Data Input Precautions
S S
• inputs the same data twice.
• You can also input multiple entries of the same data us-
A G
ing
press 110
• The above results can be obtained in any order, and not
necessarily that shown above.
• To delete data you have just input, press
k Regression Calculations (REG Mode)
F F 2
• Press
then select one of the following regression types. For
other models, press
1
2
3
r 1
r 2
r 3
• Data input always starts with
cal memory.
• The values produced by a regression calculation depend
on the values input, and results can be recalled using
the key operations shown in the table below.
0 G
0 H
0 k
0 h
0 n
0 o Σxy
0 M
0 x Σx
0 y
A M
A A xσ
. To input the data 110 ten times, for example,
A G
10
(fx-85W) to enter the REG mode and
F 3.
: Linear regression
: Logarithmic regression
: Exponential regression
: Power regression
: Inverse regression
: Quadratic regression
A N
2
Σx
A l
Σx
A d
n
A c
2
Σy
A q
Σy
A w
A e
3
Σx
A u
2
y
A O
4
Σx
o A b
n
S
.
A m =
Regression coefficient A
Regression coefficient B
Regression coefficient C
Correlation coefficient
E-20
A U
.
to clear statisti-
xσ
n-1
p
yσ
n
yσ
n-1
m
n
r