Casio FX300ES User Guide - Page 41

Sum Sub-menu, Select this, When you want to obtain this, menu item, Var Sub-menu, MinMax Sub-menu,

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Sum Sub-menu (11(STAT)4(Sum)) Select this menu item: 1Σx2 2Σx 3Σy2 4Σy 5Σxy 6Σx3 7Σx2y 8Σx4 When you want to obtain this: Sum of squares of the X-data Sum of the X-data Sum of squares of the Y-data Sum of the Y-data Sum of products of the X-data and Y-data Sum of cubes of the X-data Sum of (X-data squares × Y-data) Sum of biquadrate of the X-data Var Sub-menu (11(STAT)5(Var)) Select this menu item: When you want to obtain this: 1n 2o 3xσn 4xσn-1 5p 6yσn 7yσn-1 Number of samples Mean of the X-data Population standard deviation of the X-data Sample standard deviation of the X-data Mean of the Y-data Population standard deviation of the Y-data Sample standard deviation of the Y-data MinMax Sub-menu (11(STAT)6(MinMax)) Select this menu item: When you want to obtain this: 1minX Minimum value of the X-data 2maxX Maximum value of the X-data 3minY Minimum value of the Y-data 4maxY Maximum value of the Y-data Reg Sub-menu (11(STAT)7(Reg)) Select this menu item: When you want to obtain this: 1A Regression coefficient constant term A 2B Regression coefficient B 3r 4m Correlation coefficient r Estimated value of x 5n Estimated value of y E-39

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E-39
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