moisesmora07 moisesmora07
  • 13-05-2023
  • Mathematics
contestada

Tome 30 tiras de papel y marque cinco de ellas con –4 y 4, cuatro con –3 y 3, tres con -2 y 2 dos con –1, 0 y 1.
a) Si cada tira de papel tiene la misma probabilidad extraerse, determine la probabilidad de obtener –4, -3, -2, -1, 0, 1, 2, 3, 4, luego encuentre la media y la varianza de dicha distribución.

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