【摘要】 本文对调整的统计学意义进行了论述,说明其实质和应用范围。对于比较多用的双变量调整指标,介绍了两种不同的计算方法,并作了比较评价。关于两样本率的调整,本文建议采用源于Cochran检验法的一步调整法及其假设检验。对两样本均数的调整及假设检验,作者给出一组计算公式和参照表式,供处理实际资料时使用。更多还原

【Abstract】 We discussed the statistical maning of adjustment and illustrated its substance and application. Two more used methods of bivariable adjusted indexes was introduced and evaluated comparatively. We pro poseusing one-step method of adjustment and its hypothesis test, suggested by Cochran. As far the adjustment of two sample means and its pothesis, we give a group of calculating formulas and some tables for reference.更多还原