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Normal Curve
Essay # 21744
Normal Curve
This paper defines and examines the normal distribution curve and its role in statistical analysis. Tables and graph.
1,350 words (approx. 5.4 pages) |
6 sources |
1994
From the Paper:
"Statisticians work with large masses of data. Before any conclusions can be drawn from such data, it must be condensed and arranged in a usable form. One of the most common ways to summarize and describe a mass of data is to arrange a frequency distribution table. These tables can then be graphed with the frequency scale on the y-axis and the interval being graphed on the x-axis. Above each interval a horizontal line is drawn which corresponds to the frequency of the interval, resulting in a stair-step histogram pattern. Connecting the midpoints of these class intervals produces a frequency polygon and an interval curve. Distribution curves which can be "folded" vertically so that the two halves of the curve are essentially the same are said to be bilaterally symmetrical. Perfectly symmetrical curves which have a bell shape are said to be normal curves, or Gaussian curve ... "More papers on Normal Curve:
Cite this paper
APA Citation:
Normal Curve (2012, January 15). Retrieved February 11, 2012, from http://www.academon.com/Essay-Normal-Curve/21744
MLA Citation:
"Normal Curve" 15 January 2012. Web. 11 Feb. 2012. <http://www.academon.com/Essay-Normal-Curve/21744>
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