Line graphs show change over time more effectively. The arc formed by the points can show an approximate trend. Bar graphs can more easily show the disparity of change between two points. If you...
While a line graph can help with interpretation by showing the changes in values as a line, there are times when it is not the best king of graph for a particular situation. That is why other kinds...
You can graph anything you like in any way you like. The important thing is that the information is conveyed effectively. One of my favourites gives information on losses suffered by Napoleon's army...