staceyj5056
staceyj5056 staceyj5056
  • 08-04-2017
  • Mathematics
contestada

Four letters are chosen at random from the letters A, B, I, K, N, O, and T. What is the size of the sample space of this experiment? Assume that the order of the letters matters. That is, ABIK is different from BAIK.

Respuesta :

bcalle
bcalle bcalle
  • 08-04-2017
Since order matters this would be a permutation
7 P 4
There are 840 unique possibilities
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