Statistics: Ch 8 Combinations and Permutations (10 of 22) Permutation or Combination? Ex. 1

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We will solve 2 examples:
1) Choose any 5 students from a class of 30 where order DOES NOT matter, COMBINATION.
2) Choose any 5 students from a class of 30 where order DOES matter, PERMUTATION.
Example 1

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[Parknparty]

Respectfully, why so long between release of videos in this series? Comprehension wanes over time. Thank you.

[petereziagor]

Somehow how combination gives the smaller number when order does not matter. If should be the biggest

[aram]

Is the term "variation" in use in English combinatorics?