he final sentence, so as not to
leave an utterly incomplete impression of the whole excerpt.

| Hence the premisses are an index of the conclusion.

The first premiss is this:

| S_1, S_2, S_3, and S_4 are taken as samples of the collection M.

We gather that it says that &quot;S_1, S_2, S_3, S_4&quot; is an index of M.

Taking this very literally, I would guess that it holds by
way of the path from &quot;S_1, S_2, S_3, S_4&quot; to |_| S_j to M.

The second premiss is this:

| S_1, S_2, S_3, and S_4 are P.