Decide which of the scenarios below should be counted using permutations or combinations. Scenario I:
Number of ways 7 people can line up in a row for concert tickets.
Scenario II:
Number of ways a team of 8 students can be selected from a group of 50 people.
Scenario III:
Number of ways a jury of 11 people can be selected from a group of 40 people.
A) Scenarios II and III are combinations and scenario I is a permutation.
B) All scenarios are permutations.
C) All scenarios are combinations.
D) Scenario III is a combination and scenarios I and II are permutations.
E) Scenarios I and II are combinations and scenario III is a permutation.

Question

Quizplus · Accepted Answer

Scenario I involves arranging a group of people in a specific order, so it is a permutation. Scenarios II and III involve selecting members from a group without regard to order, so they are combinations. Therefore, choice A is the correct answer.

Decide Which of the Scenarios Below Should Be Counted Using