| standard deviation |
The standard deviation (s or s) is defined as the positive square root of the variance. The variance is a measure in squared units and has little meaning with respect to the data. Thus, the standard deviation is a measure of variability expressed in the same units as the data. The standard deviation is very much like a mean or an "average" of these deviations. ...
출처: bobhall.tamu.edu/FiniteMath/Module8/Introduction.h...
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| standard deviation |
A measure of the variability of a distribution of scores. The more the scores cluster around the mean, the smaller the standard deviation. In a normal distribution, 68% of the scores fall within one standard deviation above and one standard deviation below the mean.
출처: www.wrightslaw.com/links/glossary.assessment.htm
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| standard deviation |
The square root of the sum of the differences of each data point divided by the number of data points minus one.
출처: www.aaronprocess.com/glossary.asp
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| standard score |
Score on norm-referenced tests that are based on the bell curve and its equal distribution of scores from the average of the distribution. Standard scores are especially useful because they allow for comparison between students and comparisons of one student over time.
출처: www.wrightslaw.com/links/glossary.assessment.htm
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| standing orders |
Physician orders pre-established and approved for use by nurses and other professionals under specific conditions in the absence of a physician.
출처: www.qaproject.org/methods/resglossary.html
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