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The Complete Idiot's Guide to Statistics, 2nd Edition by Robert Donnelly

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Frequency Distributions

One of the most common ways to graphically describe data is through the use of frequency distributions. The best way to describe a frequency distribution is to start with an example.
def•i•ni•tion
A frequency distribution is a table that shows the number of data observations that fall into specific intervals.
Ever since I was a young boy, I have been a devoted fan of the Pittsburgh Pirates Major League Baseball team. Why I still root for these guys, I’ll never know, because they have not had a winning season since 1992. Anyway, below is a table of the batting averages of individual Pirates at the end of the 2005 season. I have not attached names with these averages in order to protect their identities.
Source: ...

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