If there is a correlation between two sets of data, it means they are connected in some way. As the temperature increases, the number of ice-creams sold increases. The results are approximately in a ...

Statistical information is often shown using graphs and other diagrams. These can be easier to read than lists of numbers. You should be able to read and draw the following: The type of graph you use ...

Excel offers a wide variety of charts and graphs, each designed to help you uniquely visualize data. But choosing the right chart isnt always straightforward. Let's break down the essential Excel ...

In just three pages, a Russian mathematician has presented a better way to color certain types of networks than many experts thought possible. A paper posted online last month has disproved a ...