Probability of getting a duplicate value when calling GetHashCode() on strings

Question

I want to know the probability of getting duplicate values when calling the GetHashCode() method on string instances. For instance, according to th

Answer 1

I ran a test on a database of 466k English words and got 48 collisions with string.GetHashCode(). MurmurHash gives slightly better results. More results are here: https://github.com/jitbit/MurmurHash.net