192****44722021-01-28 09:29:22
老师,这道题中的三个数据2.8092, 1.96和2.58,如果改成2.8092(不变), 1.96(不变)和3(由2.58改变而来),答案会怎么变?
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Evian, CFA2021-01-28 16:11:50
└(^o^)┘你好同学,
Two-tailed test and can reject his null hypothesis at 5% significant level, but cannot reject his null hypothesis at 1% significant level.
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