Gordon Scott has been an active investor and technical analyst for 20+ years. He is a Chartered Market Technician (CMT). Investopedia / Joules Garcia A histogram is a graphical representation that ...

A histogram is a graph of data. It compares the distribution or frenquency of different values or ranges of values. In order to draw a histogram, a frequency table is needed.

Whether you've got a DSLR or you've turned your point-and-shoot into a super camera, those fancy features are useless if you don't understand them. Want to capture a perfectly exposed picture?

Looking at the Histogram on your camera can help you improve the overall exposure of your images and it’s a tool that’s available on most models. It’s a graph that represents the range of tones that ...

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 ...