Sharp EL-9650 - Page 307

297
APPENDIX
for US
EL-9650 functions
Major- Sub- Minor- Name Description Example of use
category category category
STAT D REG 10 Rg_ae
bx
Executes exponential Rg_ae
bx
(Xlist
regression calculation name,Ylist name
(regression equation: ae
bx
) [,frequency list of
data] [,equation
name for storing])
11 Rg_x
–1
Executes reciprocal Rg_x
–1
(Xlist
regression calculation name,Ylist name
(regression equation: [,frequency list of
a+bx
–1
) data] [,equation
name for storing])
12 Rg_ax
b
Executes power regression Rg_ax
b
(Xlist
calculation (regression name,Ylist name
equation: ax
b
) [,frequency list of
data] [,equation
name for storing])
13 Rg_logistic Executes logistic regression Rg_logistic (Xlist
calculation (regression name, Ylist name
equation: c/(1+ae
–bx
) [, frequency list of
data], [equation
name for storing])
14 Rg_sin Executes sine regression Rg_sin ([iterations,]
calculation (regression Xlist, Ylist [, frequen-
equation: a•sin (bx+c)+d)*
1
cy list of data]
Note. The sin regression [, period][, equation
procedure requires variable name])
complex calculations
and might lengthen
operation time.
15 x’ Only for previously executed A x’
regression equation exclud-
ing 2nd, 3rd, 4th degree
polynomial regressions, sin
regression and logistic
regression :
Calculates the estimated
value of X obtained by giving
numerical values to x and y
*
1
The number of default iterations is 3. The user may specify up to 25 iterations.
To obtain a more accurate fit: set number of iterations to 25, set the period to 2π/b, where b =
result of the previous calculation.
EL-9650-Appendix (282-326) 8/1/00, 9:39 AM297