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歡迎您訪問(wèn)數(shù)學(xué)考題練習(xí):樣本15,23,17,18,22的平均數(shù)是__!

數(shù)學(xué)考題練習(xí):樣本15,23,17,18,22的平均數(shù)是__

更新時(shí)間:2024-01-12 16:41:56作者:貝語(yǔ)網(wǎng)校

樣本15,23,17,18,22的平均數(shù)是________.

試題答案

19

試題解析

利用求平均數(shù)的計(jì)算公式列式計(jì)算即可.

解答:平均數(shù)=(15+23+17+18+22)=19.

故答案為:19.

點(diǎn)評(píng):本題考查的是樣本平均數(shù)的求法.熟記公式是解決本題的關(guān)鍵.

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