(5.5+5.61+4.88+5.07+5.26+5.55+5.36+5.29+5.79+5.1+
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亲，您好，(5.5+5.61+4.88+5.07+5.26+5.55+5.36+5.29+5.79+5.1+5.27+5.39+5.42+5.47+5.*（5.5+5.61+4.88+5.07+5.26+5.55+5.36+5.29+5.79+5.1+5.27+5.39+5.42+5.47+5.58+5.65+5.57+5.53+5.62+5.29+5.44+5.34+5.63+5.34+5.46+5.3+5.75+5.68+5.85）/29平均数为5.486，根据平均数的性质可知，平均数等于总数除以份数，因此求出以上的和后除以个数就得平均数为5.486
咨询记录 · 回答于2022-11-26
1\29平均数
(5.5+5.61+4.88+5.07+5.26+5.55+5.36+5.29+5.79+5.1+5.27+5.39+5.42+5.47+5.*（5.5+5.61+4.88+5.07+5.26+5.55+5.36+5.29+5.79+5.1+5.27+5.39+5.42+5.47+5.58+5.65+5.57+5.53+5.62+5.29+5.44+5.34+5.63+5.34+5.46+5.3+5.75+5.68+5.85）
(5.5+5.61+4.88+5.07+5.26+5.55+5.36+5.29+5.79+5.1+5.27+5.39+5.42+5.47+5.*（5.5+5.61+4.88+5.07+5.26+5.55+5.36+5.29+5.79+5.1+5.27+5.39+5.42+5.47+5.58+5.65+5.57+5.53+5.62+5.29+5.44+5.34+5.63+5.34+5.46+5.3+5.75+5.68+5.85）
1\29平均数
(5.5+5.61+4.88+5.07+5.26+5.55+5.36+5.29+5.79+5.1+5.27+5.39+5.42+5.47+5.*（5.5+5.61+4.88+5.07+5.26+5.55+5.36+5.29+5.79+5.1+5.27+5.39+5.42+5.47+5.58+5.65+5.57+5.53+5.62+5.29+5.44+5.34+5.63+5.34+5.46+5.3+5.75+5.68+5.85）
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