“中位数”造句
2024年07月02日 07:02:52
把每一组的频率逐组相加,找出包含
中位数的那一组.
Add the frequencies in each class to find the class that contains that centermost element.
一半数值低于
中位数,一半数值高于
中位数.
One half of its values will be found below and one half above the median.
儿童发铅
中位数为7.45×0-6;四分位数间距为10.05×0-6;发铅>0×0-6者占37.33%男女发铅“超标流行率”有显著性差异;无论男女年龄与发铅值均无相关.
The ages wers not positively correlated to the hair Pb levels.