Fundamentals of Statistics contains material of various lectures and courses of H. Lohninger on statistics, data analysis and chemometrics......click here for more. |
Home Univariate Data Measures of Location Mean Quadratic Mean | |
Quadratic MeanThe quadratic mean is referred to as root mean square (RMS) in electrical engineering and is used to calculate the effective value of and alternating current or voltage: Due to the averaging of the squares of the observations xi the quadratic mean may not become negative and must not be seen as a "mean" at all - the quadratic mean is in fact a measure of the energy content of a signal. |
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Home Univariate Data Measures of Location Mean Quadratic Mean |