Casio fx-7400G, Руководство пользователя

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40
Basic Calculations Chapter 2
The following menu appears whenever you press 1 (X), while the statistical data
menu is on the display.
1 (X)
1 (
n
) ............ Number of data
2
(
o
) ............. Mean of
x
data
3
(
(
x
) .......... Sum of
x
data
4
(
(
x
2 ) .........
x
data sum of squares
[
1 (
x
)
n
) .........
x
data population standard deviation
2 (
x
)
n -1
) .......
x
data sample standard
deviation
3 (minX) ......
x
data minimum value
4 (maxX) .....
x
data maximum value
Press [ to return to the previous menu.
The following menu appears whenever you press 2 (Y) while the statistical data
menu is on the display.
2
(Y)
1
(
p
) ............. Mean of
y
data
2 (
(
y
) .......... Sum of
y
data
3 (
(
y
2 ) .........
y
data sum of squares
4 (
(
xy
) .........
x
data and
y
data sum of products
[
1 (
y
)
n
) .........
y
data population standard deviation
2 (
y
)
n
-1
) .......
y
data sample standard deviation
3 (minY) ......
y
data minimum value
4
(maxY) .....
y
data maximum value
Press
[
to return to the previous menu.
1 2 3 4
[
1 2 3 4 [
1 2 3 4 [
1 2 3 4 [