Math joke for you

The funny joke for you:

Mathmatician--3 is prime,5 is prime,7 is prime,the rest follows by induction.

Statistician--3 is prime,5 is prime,7 is prime,9 is expermental error so throw it out,11 is prime,13 is prime,the rest follows by induction.

Computer Scientist--3 is prime,5 is prime,7 is prime,9 is prime,....