Casio fx-350ES - Statistical Calculation Sub-menus (Sum;Reg); Sum Sub-menu (Σx, Σx², etc.); Var Sub-menu (n, X̄, σn); MinMax Sub-menu (X;Y Min;Max)

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