NO.PZ202001080100001301
问题如下:
a. Is statistically significant when using a 5% test?
选项:
解释:
Yes. The null hypothesis value of is not in the confidence interval, and so the null is rejected using a test size of 10%.
这道题的5%我第一直觉是把它等同于置信水平=95%了,虽然这样想的话这道题没法做,但是怎么区分他给的单尾概率还是双尾呀?