Simulating the Monty Hall Problem in R.

The Monty Hall Problem is famous in the world of statistics and probability. For those struggling with the intuition, simulating the problem is a great way to get at the answer. Randomly choose a door for the prize, randomly choose a door for the user to pick first, play out Monty’s role as host, and then show the results of both strategies.

Simulating Monty Hall in R
Simulating the strategies of Monty Hall

The numeric output will vary, but look something like:

> print(summary(games$strategy) / nrow(games))
stay switch
0.342 0.658

The following code does this in a rather short R example:


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