Number of unique arrangements, with 13 letter word 'statistically'

[mynameisfunk]

Homework Statement

how many different letter arrangements can be obtained from the letters of the word statistically, using all the letters?

Homework Equations

The Attempt at a Solution

$$\frac{13!}{3!2!2!2!2!}$$

 

[JThompson]

That looks correct to me.

 

[mynameisfunk]

ok cool thank you