E-44
k
Absolute Value and Argument (Abs, arg)
You can use the following procedure to obtain the absolute value
(|Z|) and argument (arg) on the Gaussian plane for a complex number
of the format Z =
a
+
b
i
.
1w
(Abs);
1
2
(CMPLX)
1
(arg)
Appendix
<#051> Obtain the absolute value and argument of 2 + 2
i
.
*1 Absolute Value
*2 Argument
Statistical Calculation
(STAT)
All calculations in this section are performed in the STAT Mode
(
N
3
).
Selecting a Statistical Calculation Type
In the STAT Mode, display the statistical calculation type selection
screen.
k
Statistical Calculation Types
Key
Menu Item
Statistical Calculation
1
1-VAR
Single-variable
2
A+BX
Linear regression
3
_+CX
2
Quadratic regression
4
In X
Logarithmic regression
5
e
^X
e
exponential regression
6
A•B^X
ab
exponential regression
7
A•X^B
Power regression
8
1/X
Inverse regression
k
Inputting Sample Data
Displaying the STAT Editor Screen
The STAT editor screen appears after you enter the STAT Mode
from another mode. Use the STAT menu to select a statistical
calculation type. To display the STAT editor screen from another STAT
Mode screen, press
1
1
(STAT)
2
(Data).
