- (ESPERANZA MATEMÁTICA)
- (función de una variable aleatoria)
(eventos equivalentes)
(funciones discretas de una variable aleatoria)
(funciones continuas de una variable aleatoria continua)
(problemas)
- (ejm 1
)
- (eventos equivalentes)
- (funciones discretas de una variable aleatoria)
- (funciones continuas de una variable aleatoria continua
)(ejm 9
, 10
)
- (problemas)
- (característica de una variable aleatoria)
- (valor esperado de una variable aleatoria)
- (def 1: valor esperado o esperanza matemática; notación: E(X) o μ )
- (ejm 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
- (propiedades de la esperanza matemática)
- (teorema 1)(nota)
- (teorema 2)
- (teorema 3: E[aX ± b] = a.E(X) ± b )
- (consecuencia 1)
- (teorema 4)
- (consecuencia 2: E[aX+bY] = aE(X) + bE(Y) )
- (ejm 12, 13, 14, 15, 16, 17)(nota)(ejm 18, 19)(nota)(ejm 20, 21, 22, 23)
- (varianza de una variable aleatoria)
- (def 2: varianza; notación: Var(X) o σ2 o E[(X−μ)2] ; desviación estándar, σ )
- (nota)(ejm 24, 25)
- (propiedades de la varianza y desviación típica)
- (teorema 5: Var(X) = σ2 = E[(X−μ)2]) = E(X2)−μ2) )
- (teorema 6: Var(aX ± b) = a2.Var(X) )(consecuencia)
- (teorema 7)(ejm 26, 27, 28, 29)
- (moda, mediana y percentiles de una variable aleatoria)
- (def 3: moda)
- (def 4: mediana)(ejm 30, 31, 32)
- (def 5: percentiles)(ejm 33, 34)
- (momentos de orden superior y asimetría de una variable aleatoria)
- (def 6: momentos)
- (def 7: asimetría)
- (def 8: curtiosis)(ejm 35)
- (desigualdad de Chebyshev)
- (teorema 8: de Chebyshev)(ejm 36)
- (problema)
(función de una variable aleatoria)
(eventos equivalentes)
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(funciones discretas de una variable aleatoria)
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(funciones continuas de una variable aleatoria continua)
(teorema 1)
(problemas)
(característica de una variable aleatoria)
(valor esperado de una variable aleatoria)
(interpretación geométrica)
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(propiedades de la esperanza matemática)
(teorema 2, 3)
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(varianza de una variable aleatoria)
(propiedades de la varianza y desviación típica)
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(moda, mediana y percentiles de una variable aleatoria)
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(def: percentiles)
(momentos de orden superior y asimetría de una variable aleatoria)
(def: curtiosis)
(desigualdad de Chebyshev)
(problemas)
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