i am trying to write a script that estimates the probability for which two dice have the same values when three dices are rolled.

I know for sure that we will use rand() to generate multiple throws but how do I compute the probability

[Walter Roberson]

duplicates http://www.mathworks.co.uk/matlabcentral/answers/89360-what-is-the-probability-that-when-three-dice-are-rolled-at-least-two-of-the-dice-have-the-same-valu