Using multiple data sets to improve the accuracy of your results, or to expand the number of things you can compare. Aggregating data requires the data sets to have a single point in common, for example a date range. Also known as aggregating data.
This week I’m working on combining and transforming data with details on life expectancy and GDP from the World Bank. The aim is to see if people in richer countries have a longer life expectancy. The data you download from the World Bank is extensive, so to make it easier to work with, I’ll be […] Read the full article Data Analysis Course Week 3