One significant area of exploration is permutation testing, a non-parametric method that allows for more flexible hypothesis testing without relying on strict assumptions about the data.

Your task is to generate and return an array of all unique permutations of the string. You can return the permutations in any order. Use backtracking to generate all permutations. Avoid duplicates by ...

Heading into the final matchweek of the new UEFA Champions League format, the table has been flushed out to show where each side stands amongst their peers across the European continent.