Citizen SR-270X Instruction Manual page 17

[5: Var] [ 4 ]
x σ n-1
minX [6: MinMax] [ 1 ] Minimum of x-value
maxX [6: MinMax] [ 2 ] Maximum of x-value
Paired-variable statistics / Regression calculations
Variables
[4: Sum] [ 2 ]
Σ x
[4: Sum] [ 4 ]
Σ y
2
[4: Sum] [ 1 ]
Σ x
[4: Sum] [ 3 ]
2
Σ y
3
[4: Sum] [ 6 ]
Σ x
[4: Sum] [ 8 ]
4
Σ x
[4: Sum] [ 5 ]
Σ x y
2
[4: Sum] [ 7 ]
Σ x y
n [5: Var] [ 1 ]
[5: Var] [ 2 ]
x
[5: Var] [ 5 ]
y
[5: Var] [ 4 ]
x σ n-1
[5: Var] [ 7 ]
y σ n-1
[5: Var] [ 3 ]
x σ n
[5: Var] [ 6 ]
y σ n
minX [6: MinMax] [ 1 ] Minimum of x-value
maxX [6: MinMax] [ 2 ] Maximum of x-value
minY [6: MinMax] [ 3 ] Minimum of y-value
maxY [6: MinMax] [ 4 ] Maximum of y-value
A [7: Reg] [ 1 ]
B [7: Reg] [ 2 ]
For non-Quadratic Regression :
r [7: Reg] [ 3 ]
[7: Reg] [ 4 ]
x ˆ
[7: Reg] [ 5 ]
y ˆ
For Quadratic Regression (_+CX
C [7: Reg] [ 3 ]
[7: Reg] [ 4 ]
ˆ x
1
File name : HDB0R100721_English_text_100426.doc
version : 10/04/26
Sample standard deviation of x
values
Keys
Sum of all x values or y values
Sum of all x
Sum of all x
Sum of ( x • y ) for all x-y pairs
Sum of ( x
Number of x-y pairs entered
Mean of the x values or y values
Sample standard deviation of x values
or y values
Population standard deviation of x
values or y values
Regression coefficient constant term A
Regression coefficient B
Correlation coefficient r
Estimated value of x
Estimated value of y
2
) only :
Quadratic coefficient C of the regression
coefficients
Estimated value of x1
E – 16
Meaning
2 2
values or y values
3 4
values or x values
2
• y ) for all x-y pairs