| shinyServer(function(input, output) { | |
| output$grafico1 <- renderPlot({ | |
| if (input$min > input$max) { | |
| plot(c(-5, 5), c(0, 1), xlab="", ylab="", type='n', | |
| xaxt='n', yaxt='n', bty='n') | |
| text(x=0, y=0.5, col='red', cex=2, | |
| label='Revise los valores que ingresó.') | |
| text(x=0, y=0.4, col='purple', cex=2, | |
| label='El mínimo no puede ser mayor que el máximo.') | |
| } | |
| else { | |
| n <- input$max - input$min + 1 | |
| x <- seq(from=input$min, to=input$max) | |
| prob <- rep(1/n, n) | |
| barplot(prob, ylim=c(0, 1), names.arg=x, | |
| xlab="x", ylab=expression(P(X==x)), | |
| col="deepskyblue3", las=1) | |
| grid() | |
| } | |
| }) | |
| }) | |