Let’s say you’ve polled your customers and now have a spreadsheet full of data from which you need to glean insights. There are complicated tools that can do this, such as IBM’s SPSS software, but to ...

Everyone who has tried to figure out something has experienced the pleasure of seeing how things fit together — connecting the dots, or following the money, as they say. One of the most fascinating ...

Different types of graphs and charts are needed to present results from experiments. Graphs and charts need to be drawn and labelled correctly. Use patterns in the data to reach a conclusion in an ...