# weighted mean

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## weighted mean

[¦wād·əd ′mēn]
(statistics)
References in periodicals archive ?
It is computed using the weighted arithmetic mean of price relatives, a variant of the Laspeyres formula with fixed base year period weights.
Choquet integral has been proposed by many authors as an adequate aggregation operator that extends the weighted arithmetic mean or OWA operator by taking into consideration the interactions among the criteria.
In addition, it is not suitable for us to aggregate them by classical weighted arithmetic mean or geometric mean
It is obvious that [[??].sub.p] is reduced to ordinary weighted harmonic mean and ordinary weighted arithmetic mean for p = 1 and p = -1, respectively.
To make the data analysis statistically sound, various statistical techniques such as percentage, arithmetic mean and weighted arithmetic mean have been used.
It shows that a majority of the library professionals are well conversant with MS- Windows followed by MS-DOS and Linux as per the weighted arithmetic mean (WAM) values 39.
In the IPLV formula, the weighted arithmetic mean equation is used for calculating the IPLV value from four measured COPs at loads of 100%, 75%, 50%, and 25%, as shown in Equation 1.
The second one is the IPL[V.sub.six], which is the weighted arithmetic mean given by Equation 5 using the same weights and COPs as the CSE equation.
The revised regulations eliminated the weighted arithmetic mean as an acceptable method of computing the IPI for a dollar-value pool (even if the taxpayer elects the 10% method and uses a weighted arithmetic mean to compute the category inflation index).
(6)If these conditions do not hold, reported averages may still be unbiased estimates of a weighted arithmetic mean of n regular prices.
If national forest sale volume is subject to a seasonal pattern (i.e., more stumpage tends to be sold in some seasons than in others), then published prices would represent a weighted arithmetic mean of the price at n equally-spaced intervals.
Previous work has shown that chained Laspeyres price indexes (which are themselves weighted arithmetic means) are subject to upward drift when prices oscillate.(16) Brent R.

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