3、 找到并说明最小平方之回归线(the least-squares regression line) 并用其来预测应变项的数值。 4、 解释总变异量(total variance)、已解释变异量(explained variance),以及未解释变异量(un...
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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。
Linear regression analysis (the least squares method) is one technique for estimation a line of best fit.
线形回归分析(最小二乘法)是一向估算最优拟和线的技术。
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