LibbyZ665405 LibbyZ665405
  • 03-11-2022
  • Mathematics
contestada

How many pairwise comparisons are needed to learn the outcome of an election involving n=15 candidates ?

Respuesta :

AlassaneT626107 AlassaneT626107
  • 03-11-2022

Remember that

The formula for the number of independent pairwise comparisons is k(k-1)/2, where k is the number of conditions

In this problem

k=15

substitute

15(15-1)/2=105

therefore

The answer is 105

Answer Link

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