...8.88.28.48.58.68.4(2)8.18.38.58.68.78.3.
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发布时间:2024-10-14 03:12
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时间:2024-10-14 04:08
(1)按从小到大排列为:8.2 8.48.48.58.68.8;
平均数为:(8.2+8.4+8.4+8.5+8.6+8.8)÷6,
=50.9÷6,
= ? 8.483 ;
中位数为:(8.4+8.5)÷2,
=16.9÷2,
=8.45;
众数为:8.4;
(2)按从小到大排列为:8.18.38.38.58.68.7;
平均数为:(8.1+8.3+8.3+8.5+8.6+8.7)÷6,
=50.5÷6,
= ? 8.416 ,
中位数为:(8.3+8.5)÷2,
=16.8÷2,
=8.4,;
众数为:8.3.