STANINES

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STANINES. TCH 345 Assessment & Evaluation Department of Teacher Education Shippensburg University Han Liu, Ph.D..

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What is Stanine http://www.answers.com/topic/stanine?method=26&initiator=answertip:continue.

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Algorithm for Calculating Stanines. Rank results from lowest to highest Give the lowest 4% a stanine of 1, the next 7% 2, etc. according to the following table:.

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Princi p le. The underlying basis for obtaining stanines is that a normal distribution is divided into nine intervals, each of which has a width of one half of a standard deviation excluding the first and last. The mean lies approximately in the centre of the fifth interval..

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Normal Distribution http://www.mathnstuff.com/math/spoken/here/1words/s/stanine.htm.

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Values and Limits. Stanines can be used to convert any test score into a single digit number. This was valuable when paper punch cards were the standard method of storing this kind of information, but because all stanines are integers, two scores in a single stanine are sometimes further apart than two scores in adjacent stanines. This reduces their value..