Neither of p0…p100 are buckets. They’re x coordinate of the cumulative distribution function (https://en.wikipedia.org/wiki/Cumulative_distribution_function htt

Neither of p0…p100 are buckets. They’re x coordinate of the cumulative distribution function (https://en.wikipedia.org/wiki/Cumulative_distribution_function https://en.wikipedia.org/wiki/Cumulative_distribution_functi...) reaches the lines y = 0.00, y = 0.01, …, y = 0.99, y = 1.00.