Examlex
Which one of the following statements concerning the energy carried by an electromagnetic wave is true?
Height
A measurement of how tall a person or structure is, typically measured from the base to the top.
Standard Deviation
A measure of variability that shows the spread or dispersion of a set of data points.
Mean
A statistical measure referring to the average value in a set of numbers, calculated by dividing the sum of all values by the number of values.
Range
In statistics, the difference between the highest and lowest scores in a distribution, indicating dispersion or variability.
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