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单词 unweighted average
释义 unweighted average

An average in which all the items have equal weights. Thus if there are N variables xi, for x = 1, 2, …, N, the unweighted average is given by 0198607679.unweighted-average.1.jpg This is contrasted with a weighted average, where the N variables are given weights wi proportional to their importance, on some measure, and their sum is then divided by the sum of the weights, so that 0198607679.unweighted-average.2.jpg

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更新时间:2024/11/11 5:59:04