Examlex
Where organic matter constitutes only 1 or 2 percent of the soil by weight,it has only negligible influence on soil properties.
Empirical Rule
A statistical rule stating that for a normal distribution, nearly all of the data will fall within three standard deviations of the mean.
Median
The middle value in an ordered list of numbers, or the average of the two middle numbers when the list has an even number of observations.
Range
The difference between the highest and lowest values in a dataset, a simple measure of the spread or dispersion of the data points.
Standard Deviation
A statistical measure that quantifies the dispersion or spread of a set of data points.
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