PERTDistribution
PERTDistribution[{min, max}, c] represents a PERT distribution with range min to max and mode at c.
PERTDistribution[{min, max}, c, λ]represents a modified PERT distribution with shape parameter λ.
Examples
PDF[PERTDistribution[{0, 10}, 5], x]Please visit the official Wolfram Language Reference for more details.