arithmetic mean編輯正在努力提供更完整的內容，建議 20 分鐘後再回來看看arithmetic meanarithmetic mean — 名詞名詞1. the average calculated by summing values and dividing by count1.名詞釋義算術平均數the average calculated by summing values and dividing by count例句The arithmetic mean of 2, 4, and 6 is 4.