Also called the weighted average. When the values of the variables are x 1 , x 2 , …, x N and the corresponding weights are w 1 , w 2 , …, w N , respectively, the average is calculated using the following formula:
[Tsuneo Uetake] Source: Shogakukan Encyclopedia Nipponica About Encyclopedia Nipponica Information | Legend |
重みつき平均ともいう。変量のとる値をx1,x2,……,xN、それに対応する重み(ウェイトweight)をそれぞれw1,w2,……,wNで表すとき、次の式で計算される平均のこと。
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