题目内容
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AThe range of the net annual incomes for the 7 years is $1.2 million.
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BThe median of the net annual incomes for the 7 years occurred in 2004.
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CThe average (arithmetic mean) change in the net annual income from 2000 to 2006 is an increase of $0.25 million per year.
A,B显示答案
