论文部分内容阅读
按GB 3358-82《统计学名词及符号》的有关规定书写,常用如下:①样本的算术平均数用英文小写x(中位数仍用M);②标准差用英文小写s;③标准误用英文小写s;④t检验用英文小写t;⑤F检验用英文大写F;⑥卡方检验用希文小
According to GB 3358-82 “statistical terms and symbols” of the relevant provisions of writing, commonly used as follows: ① sample arithmetic mean with lowercase English x (median still use M); ② standard deviation in lowercase s; ③ standard error In English lowercase s; ④ t test in lowercase English t; ⑤ F test in uppercase F; ⑥ chi-square test with Greek small