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R语言dplyr包summarise_at函数计算dataframe数据中多个数据列（通过向量指定）的计数个数、均值和中位数、使用list函数指定函数列表（使用.符号和~符号指定函数语法purr）
2022-07-27 18:21:00 【statistics.insight】
R语言dplyr包summarise_at函数计算dataframe数据中多个数据列（通过向量指定）的计数个数、均值和中位数、使用list函数指定函数列表（使用.符号和~符号指定函数语法purr）
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