Information Technology Reference
In-Depth Information
gamma distribution reflects its skewed shape, with a far steeper left tail than
the normal distribution; the
IMSE
is larger, though, since the decreased
h
doesn't account well for the longer right tail. Similar observations can be
drawn from other cases.
Whenever the value of
I
2
cannot be obtained, the empirically adjusted for-
mula
h
=0
.
79
Rn
−
1
/
5
,where
R
is the interquartile range [221], may produce
satisfying results.
