An Example—Meteorological Data
One type of data easier to find on the net is meteorological data. Many sites provide historical data on many meteorological parameters such as pressure, temperature, humidity, rain, etc. You only need to specify the location and the date to get a file with data sets of measurements collected by weather stations. These data are a source of wide range of information and as you read in the first chapter of this book, the purpose of data analysis is to transform the raw data into information and then convert it into knowledge.
In this chapter you will see a simple example of how to use meteorological data. ...