weighted mean

noun

, Statistics.

1. a mean that is computed with extra weight given to one or more elements of the sample.

Word History and Origins

Origin of weighted mean¹

First recorded in 1835–45

Example Sentences

We then computed a mean effect score in order to rank genes by computing the weighted mean of the log fold change between the two conditions weighted by the log cpm across all significant shRNAs and targeting a particular gene with an effect in the same direction.

From Nature

Birds find it's crowded at the top Using a weighted mean calculation, the researchers were able to determine a sort of "center of gravity" for a specific bird population, like that of the deep-blue flowerpiercer.

From Scientific American

The weighted mean is essentially the "average" range for a given species.

From Scientific American

At 100 feet the stretch was 8.0 80 feet the stretch was 5.0 60 feet the stretch was 5.0 40 feet the stretch was 3.5 20 feet the stretch was 1.5 --- --- 300 23.00 Weighted mean = 7.7 mm.

From Project Gutenberg