inst/shiny/mean-influence/ui.R

In jverzani/UsingR: Data Sets, Etc. for the Text "Using R for Introductory Statistics", Second Edition

shinyUI(bootstrapPage(
                      h3("Effect on one point on the mean"),
                      p("Median marked in gray, 10 percent trimmed mean in short dash, mean in long dash. Moving the slider repositions the red point."),
                      selectInput(inputId = "n_points",
                                  label = "Number of points",
                                  choices = c(2,3,5,10,20),
                                  selected = 5),
                      
                      plotOutput(outputId = "main_plot", height = "300px"),
                      
                      ## Display this only if the density is shown
                      sliderInput(inputId = "nth",
                                  label = "Position of red point",
                                  min = 0, max = 50, value = 10, step = 1)
                      )
        
)