Today we will see how to create a Histogram chart in Microsoft PowerPoint. A Histogram is a graphical representation that shows frequency data; it has a structure similar to a bar graph that organizes ...

A reader need go no further than page two of Leland Wilkinson’s The Grammar of Graphics before reading, “We will also come to realize why a histogram is not a bar chart and why many other graphics ...

Straightening, cropping, and removing red-eye are all fairly easy fixes to make to a photograph. Getting good tones, on the other hand, can be a more challenging problem. iPhoto’s Enhance button tries ...