F Distribution (2 of 3)

next previous
F distributions with 4 and 12 df and with 10 and 100 df are shown below.

The F distribution has a positive skew. As you can see, the F distribution with 10 and 100 df is much less skewed than the one with 4 and 12 df. In general, the greater the degrees of freedom, the less the skew.
next previous