In statistics, the mathematical mean is obtained by dividing the sum of a group of scores by the number of scores.

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问题 In statistics, the mathematical mean is obtained by dividing the sum of a group of scores by the number of scores.

选项 A、total
B、square
C、numerator
D、list

答案A

解析

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本试题收录于：职称英语理工类基础题库职称英语分类

职称英语理工类基础

职称英语

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In statistics, the mathematical mean is obtained by dividing the sum of a group of scores by the number of scores.

职称英语理工类基础

职称英语

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