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how to calculate combinations and permutations. In other words choosing 3 balls out of 16 or choosing 13 balls out of 16 have the same number of combinations. Visual demonstration on how to calculate the number of permutations and combinations when there are 5 objects and 3 are deleted.
Putting this all together we have. Choose Count permutations as the analytical goal. Set Array Joined CSV.
After that leave the Permutations or Combinations.
Where n is the total number in the dataset. In our case we get 336 permutations from above and we divide by the 6 redundancies for each permutation and get 3366 56. Next enter r which is how large of a subset you would like to calculate. After that leave the Permutations or Combinations.