I find histograms very useful and use them often. I think Roger's comment is correct: it's an old technique that reflects the limitations of an earlier time: http://en.wikipedia.org/wiki/Stemplot .
On Sat, May 3, 2014 at 10:17 AM, km <[email protected]> wrote: > Thank you, Brian, I hadn't seen your paper. A lot of hard work went into > it! > > Another example: > > Noun hispct below shows by state the year 2000 percent of population that > was of Hispanic origin. For example, the percents for Alabama, Alaska, and > Arizona were > 1.5, 4.1, and 25.3 . Outliers California, New Mexico, and Texas (32.4, > 42.1, and 32.0) have been omitted, and a spurious 9.9 is added to the > display below. > > 3 16 $ hispct,99 > 15 41 253 28 171 94 48 168 53 72 79 107 35 28 70 15 > 24 7 43 68 33 29 13 21 20 55 197 17 133 151 47 12 > 19 52 80 32 87 24 14 20 90 9 47 72 7 36 64 99 > > stemplot hispct > 0|7 7 9 > 1|2 3 4 5 5 7 9 > 2|0 0 1 4 4 8 8 9 > 3|2 3 5 6 > 4|1 3 7 7 8 > 5|2 3 5 > 6|4 8 > 7|0 2 2 9 > 8|0 7 > 9|0 4 > 10|7 > 11| > 12| > 13|3 > 14| > 15|1 > 16|8 > 17|1 > 18| > 19|7 > 20| > 21| > 22| > 23| > 24| > 25|3 > > --Kip Murray > > Sent from my iPad > > > On May 3, 2014, at 6:08 AM, Brian Schott <[email protected]> wrote: > > > > Kip, > > > > Have you looked at the following link? > > > > http://www.jsoftware.com/jwiki/BrianSchott/Stemplot > > > > > > > > -- > > (B=) > > ---------------------------------------------------------------------- > > For information about J forums see http://www.jsoftware.com/forums.htm > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm > -- Devon McCormick, CFA ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
