HP 300s Scientific Calculator - Manual (Page 65)

59
A =
B =
= ABx
Power Regression (A
⋅
X^B)
y = AX B
A =
B =
= Ax B
Inverse Regression (1/X)
A =
B =
y ln B x  • –

n
-------------------------------------- exp
n x y x y ln  •  – ln  •
n x 2 x  ( )
2
–  •
-------------------------------------------------------------
r
n x y x y ln  •  – ln  •
n x
2
x  ( )
2
–  •
 
 
 
n y ln ( ) 2
y ln  ( )
2
–  •
 
 
 
------------------------------------------------------------------------------------------------------------------- =
xˆ
y ln A ln –
B
----------------------- =
yˆ
y ln B x ln  • –

n
-------------------------------------------- exp
n x y x ln y ln  •  – ln  •
n x ln ( ) 2 x ln  ( )
2
–  •
-------------------------------------------------------------------
r
n x y x y ln  • ln  – ln ln  •
n x ln ( ) 2 x ln  ( )
2
–  •
 
 
 
n y ln ( ) 2 y ln  ( )
2
–  •
 
 
 
----------------------------------------------------------------------------------------------------------------------------------- =
xˆ e
y ln A ln –
B -----------------------
=
yˆ
y A B
X
--- + =
y B x
1  • –

n
-----------------------------------
Sxy
Sxx
---------
r
Sxy
Sxx Syy •
---------------------------- =
Sxx x 1 –  ( )
2
x 1  ( )
2
n
------------------ – =