单选题If the set S is composed of the following numbers {99, 100, 100, 105, 106, 116, 123}, which of the following is largest?AThe average (arithmetic mean) of set SBThe median of set SCThe mode of set SDThe range of set SEThe standard deviation of set S

单选题
If the set S is composed of the following numbers {99, 100, 100, 105, 106, 116, 123}, which of the following is largest?
A

The average (arithmetic mean) of set S

B

The median of set S

C

The mode of set S

D

The range of set S

E

The standard deviation of set S


参考解析

解析:
根据公式可知,A项S数集的平均数=107,B项S数集的中位数=105,C项S数集的众数=100,D项S数集的极差=24,E项S数集的标准差≈9,故本题选A项。

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