第七讲显著性测验方法(上)一、显著性测验的(乙心)义:在农业试验中,经常比较两个或多个处理平均数的差异。比如在一次试验中,甲品种比对照增产5%,这能说甲品种在本质上就比对照产量高呢?不能。因为由于试验误差的存在,即是把甲品种分别(扌布)种(条件相同的情况下,)其结果也不会完全相同,相差百分之几是常见的。但是两个品种产量差 The seventh test of significance (on) First, the significance of the test (second heart) righteousness: In agricultural experiments, often two or more treatment of the average difference. For example, in a test, A varieties yield 5% more than the control, which can be said that A varieties in essence than the control yield is high? Because of the existence of experimental error, that is, the A varieties (cloth) species (same conditions, the case) the results will not be exactly the same, a few percent difference is common. However, the two varieties yield poor