From 69c88db38cf080cdfeb52506316c3898f65d350e Mon Sep 17 00:00:00 2001 From: Andrew MacDonald Date: Thu, 30 Apr 2015 09:59:42 -0700 Subject: [PATCH] Adding currency info to README.Rmd added a bit of simple metadata to the Readme file, including links to (what I think is) the documentation page and to the wikipedia page on "International Dollars" --- README.Rmd | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/README.Rmd b/README.Rmd index 8036a4a..00d4ea9 100644 --- a/README.Rmd +++ b/README.Rmd @@ -15,6 +15,23 @@ knitr::opts_chunk$set(collapse = TRUE) Excerpt from the [Gapminder](http://www.gapminder.org/data/) data. This R data package provides the data as a data.frame and in plain text delimited form. Package includes premade color schemes for the countries and continents. +This data.frame includes six columns, ([documentation page here](http://www.gapminder.org/data/documentation/gd001/)): + +| column name | meaning | +|:------------|:----------------| +|country | country name | +|continent | contient name | +|year | | +|lifeExp | Life Expectancy | +|pop | Population | +|gdpPercap | per-capita GDP | + +Per-capita GDP (Gross domestic product) is given in units of [international dollars](http://en.wikipedia.org/wiki/Geary%E2%80%93Khamis_dollar). From Wikipedia: + +> [...] the international dollar is a hypothetical unit of currency that has the same purchasing power parity that the U.S. dollar had in the United States at a given point in time + +In gapminder, the currency matches the US dollar in 2005. + ### Install and test drive Install `gapminder` from CRAN: