Mathematician: 3 is prime,5 is prime,7 is prime, by induction 
every odd integer higher than 2 is prime.
Physicist: 3 is prime, 5 is prime, 7 is prime,
9 is an experimental error, 11 is prime,...
Engineer: 3 is prime, 5 is prime, 7 is prime, 9 is prime,
11 is prime,...
Programmer: 3's prime, 5's prime, 7's prime, 7's prime,
7's prime,...
Salesperson: 3 is prime, 5 is prime, 7 is prime, 9 
we'll do for you the best we can,...
Software seller:3 is prime, 5 is prime, 7 is prime,
9 will be prime in the next release,...
Biologist: 3 is prime, 5 is prime, 7 is prime, 9 
results have not arrived yet,...
Advertiser: 3 is prime, 5 is prime, 7 is prime, 11 is prime,...
Lawyer: 3 is prime, 5 is prime, 7 is prime, 9 
there is not enough evidence to prove that it is not prime,...
Accountant: 3 is prime, 5 is prime, 7 is prime, 9 is prime,
deducing 10% tax and 5% other obligations.
Statistician: Let's try several randomly chosen numbers:
17 is prime, 23 is prime, 11 is prime...
Psychologist: 3 is prime, 5 is prime, 7 is prime,
9 is prime but tries to suppress it,...
