revsd {RevSD}

Visualizing the Standard Deviation via Revolution

Description

We visualize the standard deviation of a data set by revolving the empirical cumulative distribution function about the vertical line through the mean. The total volume of the collection of cylinders is equated to the volume of a single cylinder of height 1. The radius of this single cylinder is the standard deviation.

Usage

revsd(data, shouldInstallAllPackages)

Arguments

data

The data that a user inputs, usually a vector of values.

shouldInstallAllPackages

An optional argument, takes a boolean value as input which decides whether or not to install the following packages which are required to launch the application: shiny, shinydashboard, plotrix, and shinyWidgets. FALSE by default.

Value

No return value, the function will open a new window and display a shiny interactive application.

Examples

  revsd(c(10,18,23,30,36), shouldInstallAllPackages = FALSE)