P= pnorm(4.78, mean = 0, sd = 1) - pnorm(−2.34, mean = 0, sd = 1)
P
## [1] 0.9903573
\[ P= \{.9903573\} \]
f <- c(1,4,4,4,5,5,6,6,6,6,7,8,8,9)
summary(f)
## Min. 1st Qu. Median Mean 3rd Qu. Max.
## 1.000 4.250 6.000 5.643 6.750 9.000
\[ IQR= \{3erQ - 1erQ\} \] Por lo tanto :
\[ IQR= \{6.75 - 4.25\} = 2.5 \]
x <- rnorm(10, mean=5, sd=1 )
x
## [1] 4.520751 2.936583 2.383875 4.941059 4.729851 5.415067 5.005611 6.481460
## [9] 6.451922 4.731306
y <- rnorm(10, mean=5, sd=1 )
y
## [1] 5.569327 7.596997 6.024853 6.865515 4.914467 6.980857 5.025946 3.499548
## [9] 4.879854 5.657028
z <- rnorm(10, mean=5, sd=1 )
z
## [1] 5.871474 5.129024 2.702685 4.195006 6.140754 5.194879 3.958354 5.111782
## [9] 4.078465 6.692326
A pesar de tener el mismo numero de datos, la misma media y la misma desviacion estandar cada intervalo es distinto puesto que son numeros aleatorios arrojados en cada evento.
Po <- rpois(1000, 1)
Po
## [1] 1 2 2 1 0 1 0 0 2 0 1 2 2 1 0 0 0 3 1 0 1 2 0 0 1 0 1 3 0 3 3 0 0 1 0 3 0
## [38] 3 0 3 0 1 3 0 1 0 1 2 1 1 3 1 2 0 0 1 1 1 2 4 0 3 0 0 1 2 3 0 1 0 2 1 0 1
## [75] 2 1 2 0 1 0 0 1 1 1 0 0 0 0 0 1 1 0 2 1 2 4 1 0 2 6 2 2 1 2 0 0 1 1 2 2 0
## [112] 0 1 2 0 1 0 2 0 0 1 4 0 0 0 1 0 1 1 2 0 0 0 1 0 1 0 2 0 2 2 0 1 1 3 2 0 0
## [149] 0 0 0 1 0 2 1 3 0 0 1 3 1 2 1 1 0 1 1 0 0 0 1 1 0 0 2 1 1 1 0 2 2 0 0 1 2
## [186] 1 0 1 2 1 0 0 1 0 0 0 2 2 0 0 1 0 4 0 0 3 2 1 1 0 0 3 1 1 2 0 2 0 1 3 1 0
## [223] 2 0 2 0 1 5 1 0 0 2 1 0 1 1 0 1 2 3 0 0 5 1 1 1 1 1 4 0 0 0 1 2 2 1 0 2 2
## [260] 1 1 1 0 0 0 1 0 1 1 2 1 1 2 0 1 0 0 0 2 0 0 0 0 0 0 1 1 2 0 1 1 0 1 1 2 3
## [297] 1 2 1 0 2 0 2 0 1 0 0 3 2 1 2 1 2 1 1 2 3 1 1 1 0 0 0 2 2 0 1 0 0 2 0 0 0
## [334] 1 0 1 0 0 0 0 1 0 0 0 1 1 0 1 0 2 1 0 0 2 1 1 0 1 0 1 2 1 1 0 3 1 0 1 0 0
## [371] 0 0 0 2 0 0 0 1 1 2 1 0 0 0 1 3 1 2 0 3 1 1 0 0 1 2 1 0 1 1 3 0 0 0 1 1 1
## [408] 1 0 3 1 0 3 0 0 4 0 2 0 0 2 1 1 0 0 1 1 0 0 1 2 2 0 1 1 1 0 5 1 2 1 0 0 2
## [445] 0 1 0 0 0 1 2 2 2 1 1 0 0 0 2 0 1 4 1 0 0 0 2 2 3 1 0 0 1 2 1 2 0 0 2 1 2
## [482] 1 0 3 0 0 1 1 0 0 3 1 1 5 1 0 2 2 1 2 0 1 0 3 0 0 3 2 0 1 1 0 1 1 0 2 1 2
## [519] 0 0 1 1 0 3 0 0 3 0 0 1 2 1 1 0 0 1 2 1 1 0 1 2 3 0 1 0 0 0 1 1 2 1 1 2 1
## [556] 1 0 2 1 0 1 1 1 2 2 2 1 0 0 0 0 1 0 1 1 2 0 2 0 0 0 0 1 2 0 0 2 0 0 1 3 3
## [593] 1 1 0 0 1 3 0 0 1 1 1 2 0 1 0 0 3 0 1 1 1 1 0 2 1 1 3 2 1 1 1 1 3 1 0 0 3
## [630] 1 2 0 2 0 1 0 0 1 2 1 0 1 0 0 0 0 1 0 0 2 0 0 0 1 0 0 0 3 0 2 3 0 3 2 1 0
## [667] 2 0 0 1 2 0 0 1 1 3 2 1 1 1 0 0 4 0 1 0 1 0 0 2 3 0 1 1 0 1 0 0 0 1 1 1 2
## [704] 2 1 1 0 0 1 1 0 2 0 1 0 0 1 1 2 1 2 2 0 0 0 1 1 2 0 1 2 0 1 1 1 1 0 3 0 0
## [741] 0 3 2 0 1 1 2 4 2 3 2 0 0 0 1 1 1 3 1 2 0 0 2 0 0 1 3 1 0 2 1 1 1 1 0 3 0
## [778] 1 1 2 1 2 3 3 1 3 1 0 0 2 1 2 1 0 3 1 0 2 0 1 1 1 0 1 0 2 0 1 0 2 0 0 1 2
## [815] 0 0 2 0 0 1 1 2 0 1 3 0 2 0 1 1 2 0 1 0 1 0 0 2 1 1 2 0 4 2 1 0 2 1 1 0 0
## [852] 1 1 1 3 1 1 2 0 2 1 1 2 1 3 2 0 2 1 1 0 1 3 0 0 0 1 0 0 0 0 0 1 0 0 1 2 1
## [889] 1 1 3 0 1 2 0 0 2 1 2 2 1 0 0 1 0 1 1 0 0 3 0 2 1 1 2 0 0 2 2 4 1 0 3 2 0
## [926] 1 1 3 1 1 2 2 0 2 1 1 0 2 1 1 2 0 0 0 0 0 2 3 1 0 2 1 1 1 2 3 0 0 1 0 0 3
## [963] 0 1 0 0 0 0 0 1 0 2 2 2 1 1 3 1 0 1 1 0 1 0 1 1 0 1 0 1 1 2 2 0 1 1 1 0 0
## [1000] 1
mean(Po)
## [1] 0.979
var(Po)
## [1] 1.031591
hist(Po, xlab = "Distribucion de Poisson", ylab = "Frecuencia", main = paste("Histograma de Poisson"), border = (color = "blue") )
Los datos teoricos obtenidos por Poisson no se parecen a los que estamos interpretando