2. 外语
  3. Find the mean and median of the values of the random variable X, whose relative frequency distribution is given in the table bel

Find the mean and median of the values of the random variable X, whose relative frequency distribution is given in the table bel

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问题 Find the mean and median of the values of the random variable X, whose relative frequency distribution is given in the table below.
选项
答案mean = 2.03, median = 1
解析
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