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  • 13-09-2019
  • Computers and Technology
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Suppose a group consists of 5 students. Three students are selected at random to do a presentation. How many different sets of presenters are possible?

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InesWalston
InesWalston InesWalston
  • 17-09-2019

Answer:

The number of presentation groups of 3 students that can be selected from a group of 5 students equals 10.

Explanation:

The number of different presenters equals the no of possible combinations of 3 students from a pool of 5 students.

Thus the number of possible combinations equals

[tex]\binom{5}{3}=\frac{5!}{(5-3)!\times 3!}=10[/tex]

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