Swords 当前离线
金牌会员
请问什么情况下Hypothesis Testing Rejection Points(Critical values) 是使用two-sided test of the population mean using a z-test? 甚么情况则用one-sided tes of the population mean using a z-test 呢?
ANOVA79 当前离线
中级会员
H0:b=0
H1:b>0 or H1: b<0 use one-tailed test
H1: b><0 use two-tailed test
TOP
发表于 2007-10-4 14:10
| 
