ESS210B
Prof. Jin-Yi Yu
F
-Distribution
q
Here:
q
X
=
S
1
2
/S
2
2
q
n
1
=
degree of freedom of sample 1
q
n
2
=
degree of freedom of sample 2
q
K(
n
1
,
n
2
) =
a constant to make the
q
total area under the
q
f(x) curve to be 1