Gordon Scott has been an active investor and technical analyst or 20+ years. He is a Chartered Market Technician (CMT). Vikki Velasquez is a researcher and writer who has managed, coordinated, and ...

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 ...

The shape of a histogram can tell us some key points about the distribution of the data used to create it. It can tell us the relationship between the mean and the median, and also allow us to ...

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.