Your job is to mitigate luck as much as possible, and you can do this by playing the odds (maximizing pips and getting a good distribution of numbers) as best you can when you're placing your settlements.
In a small sample size deviations like these are typical. Your job is to mitigate luck as much as possible, and you can do this by playing the odds (maximizing pips and getting a good distribution of numbers) as best you can when you're placing your settlements.