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| library(shiny) | |
| shinyServer(function(input, output) | |
| { | |
| output$grafico1 <- renderPlot({ | |
| esperanza <-exp(input$mu+((input$sigma)^2)/2) | |
| varianza <-(exp(input$sigma^2)-1)*exp(2*input$mu+((input$sigma)^2)) | |
| curve(dlnorm(x, input$mu, input$sigma), | |
| from=0, to=esperanza+3*sqrt(varianza), ylab="Densidad", | |
| las=1, lwd=3, col="deepskyblue3") | |
| grid() | |
| }) | |
| output$med_var <- renderText({ | |
| esperanza <-exp(input$mu+((input$sigma)^2)/2) | |
| varianza <-(exp(input$sigma^2)-1)*exp(2*input$mu+((input$sigma)^2)) | |
| paste(c("Para esta configuración E(X)=", round(esperanza, 2), | |
| "y Var(X)=", round(varianza,2))) | |
| }) | |
| }) | |