Casio FX-CG20 AU User Manual

8-39
• To draw a 
2
cumulative distribution graph
DrawDistChi <Lower>, <Upper>, <df>
Degree of freedom
Data upper limit
Data lower limit
• Executing DrawDistChi performs the above calculation in accordance with the specified
conditions and draws the graph. At this time the Lower < x < Upper region on the graph is
filled in.
• At the same time, calculation result is assigned to variables
p and Ans.
• To draw an F cumulative distribution graph
DrawDistF <Lower>, <Upper>, <ndf>, <ddf>
Degrees of freedom of denominator
Degrees of freedom of numerator
Data upper limit
Data lower limit
• Executing DrawDistF performs the above calculation in accordance with the specified
conditions and draws the graph. At this time the Lower < x < Upper region on the graph is
filled in.
• At the same time, calculation result
p is assigned to variables p and Ans.
1
p = ×
Γ
2
df
df
2
df
2
××
2
1
dxx
– 1
x
2
e
–
Upper
Lower
∫
1
p = ×
Γ
2
df
df
2
df
2
××
2
1
dxx
– 1
x
2
e
–
Upper
Lower
∫
ndf
2
ndf
2
p = ×××
–
Γ
2
ndf + ddf
×
Γ
2
ndf
Γ
2
ddf
ddf
ndf
ndf + ddf
2
ddf
ndf × x
dxx
– 1
1 +
Upper
Lower
∫
ndf
2
ndf
2
p = ×××
–
Γ
2
ndf + ddf
×
Γ
2
ndf
Γ
2
ddf
ddf
ndf
ndf + ddf
2
ddf
ndf × x
dxx
– 1
1 +
Upper
Lower
∫

Casio FX-CG20 AU Specifications

General

Model	FX-CG20 AU
Category	Calculator
Display Type	Color LCD
Resolution	384 x 216 pixels
Connectivity	USB
Graphing	Yes
Programming	Yes
3D Graphing	No
Spreadsheet	Yes
Equation Solver	Yes
Statistical Functions	Yes
Financial Functions	Yes
Compatibility	Windows, Mac
Dimensions	188.5 x 89 x 18.6 mm
Weight	230g
Power Supply	4 AAA batteries
Battery	AAA
Display Size	3.7 inches
Internal Memory	16MB