SOLUTION: . An economics professor is using a new method to teach a junior-level course with an enrollment of 42 students. The professor wants to conduct in-depth interviews with the stude

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Question 1190724: . An economics professor is using a new method to teach a junior-level course with an enrollment
of 42 students. The professor wants to conduct in-depth interviews with the students to get
feedback on the new teaching method but does not want to interview all 42 of them. The
professor decides to interview a sample of 5 students from the class. How many different samples
are possible?

Answer by ikleyn(52835) About Me  (Show Source):
You can put this solution on YOUR website!
.

    There are  C%5B42%5D%5E5 = %2842%2A41%2A40%2A39%2A38%29%2F%281%2A2%2A3%2A4%2A5%29 = 850668  different samples.    ANSWER

Solved.

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This problem is on  COMBINATIONS.


On  Combinations,  see introductory lessons
    - Introduction to Combinations
    - PROOF of the formula on the number of Combinations
    - Problems on Combinations
    - OVERVIEW of lessons on Permutations and Combinations
in this site.

Also,  you have this free of charge online textbook in ALGEBRA-II in this site
    - ALGEBRA-II - YOUR ONLINE TEXTBOOK.

The referred lessons are the part of this online textbook under the topic  "Combinatorics: Combinations and permutations".


Save the link to this textbook together with its description

Free of charge online textbook in ALGEBRA-II
https://www.algebra.com/algebra/homework/complex/ALGEBRA-II-YOUR-ONLINE-TEXTBOOK.lesson

into your archive and use when it is needed.