Casio FX-CG10 - Manual (Page 323)

CASIO
8-39
• To draw a Ƶ 2 cumulative distribution graph
DrawDistChi , , < 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 , , < 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 Ч Ч
2
1
dx x
– 1
x
2 e
–
Upper
Lower
∫
1
p =
×
Γ
2
df
df
2
df
2 Ч Ч
2
1
dx x
– 1
x
2 e
–
Upper
Lower
∫
ndf
2
ndf
2 p =
Ч Ч Ч
–
Γ
2
ndf + ddf
× Γ
2
ndf
Γ
2
ddf ddf
ndf
ndf + ddf
2
ddf
ndf
× x
dx x
– 1
1 +
Upper
Lower
∫ ndf
2
ndf
2 p =
Ч Ч Ч
–
Γ
2
ndf + ddf
× Γ
2
ndf
Γ
2
ddf ddf
ndf
ndf + ddf
2
ddf
ndf
× x
dx x
– 1
1 +
Upper
Lower
∫