Casio CLASSWIZ CG Software User's Manual page 240

Variable Data
The Variable Data category contains variables that store input and output values of each app. The menu items
that appear when you select C > [Variable Data] are app names.
Variable Data > Statistics
Variables in this category store input values and calculation results for statistical calculations performed and
graphs drawn using the Statistics app.
Statistics > X
Single-variable or paired-variable statistical calculation x -data values:
Menu item
Data Items
Data x Mean
Data x Sum
x-Data Sum of Squares
Statistics > Y
Paired-variable statistical calculation y -data values:
Menu item
Data y Mean
Data y Sum
y-Data Sum of Squares
xy-Data Products Sum
Statistics > Graph
Regression model information values:
Menu item
a Regression Coefficient
b Regression Coefficient
c Regression Coefficient
d Regression Coefficient
Single-variable statistical calculation output values:
Menu item
1st Quartile
Input Data Median
Variable
n x-Data Population Std Dev
−
x x-Data Sample Std Dev
Σx
X-Data Minimum
2 X-Data Maximum
Σx
Variable
−
y y-Data Population Std Dev
Σy y-Data Sample Std Dev
2 Y-Data Minimum
Σy
Y-Data Maximum
Σxy
Variable
a
e Regression Coefficient
b Correlation Coefficient
c
Coefficient of Determination
d
Error Mean Square
Variable
Q
3rd Quartile
1
Med
Input Data Mode
240
Menu item
Menu item
Menu item
Menu item
Variable
σx
sx
minX
maxX
Variable
σy
sy
minY
maxY
Variable
e
r
2
r
MSe
Variable
Q
3
Mod