E-40
Sum Sub-menu (
1
1
(STAT)
4
(Sum))
Select this
When you want to obtain this:
menu item:
1
Σ
x
2
Sum of squares of the X-data
2
Σ
x
Sum of the X-data
3
Σ
y
2
Sum of squares of the Y-data
4
Σ
y
Sum of the Y-data
5
Σ
xy
Sum of products of the X-data and Y-data
6
Σ
x
3
Sum of cubes of the X-data
7
Σ
x
2
y
Sum of (X-data squares
×
Y-data)
8
Σ
x
4
Sum of biquadrate of the X-data
Var Sub-menu (
1
1
(STAT)
5
(Var))
Select this
When you want to obtain this:
menu item:
1
n
Number of samples
2
o
Mean of the X-data
3
x
σ
n
Population standard deviation of the X-data
4
x
σ
n
–1
Sample standard deviation of the X-data
5
p
Mean of the Y-data
6
y
σ
n
Population standard deviation of the Y-data
7
y
σ
n
–1
Sample standard deviation of the Y-data
MinMax Sub-menu (
1
1
(STAT)
6
(MinMax))
Select this
When you want to obtain this:
menu item:
1
minX
Minimum value of the X-data
2
maxX
Maximum value of the X-data
3
minY
Minimum value of the Y-data
4
maxY
Maximum value of the Y-data
Reg Sub-menu (
1
1
(STAT)
7
(Reg))
Select this
When you want to obtain this:
menu item:
1
A
Regression coefficient constant term A
2
B
Regression coefficient B
3
r
Correlation coefficient
r
4
m
Estimated value of
x
5
n
Estimated value of
y
