If there appears to be a linear relationship test results should be established by appropriate statistical methods (e. g. by calculation of a regression line by the method of least squares).
如果其呈现线性关系，测试结果应该通过适当的统计学方法(例如，以最小二乘方来计算回归线)来确立。
A simple method for the calculation of statistical moment has been proposed.
同时给出了一个计算响应曲线统计矩的简易方法。
Objective: To find a free method in outside commercial statistical calculation software.
目的：在商业的统计软件之外寻找免费的专业统计方法。
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