开发者:上海品职教育科技有限公司 隐私政策详情

应用版本:4.2.11(IOS)|3.2.5(安卓)APP下载

Izzy · 2018年08月28日

问一道题:NO.PZ2018062016000119 [ CFA I ]

问题如下图:

    

选项:

A.

B.

C.

解释:


A为什么不对呀,求解释。

1 个答案

菲菲_品职助教 · 2018年08月28日

同学你好,A选项说反了,应该是“95%的置信水平意味着我们有5%的概率拒绝原假设或者说有95%的概念不拒绝原假设”。

  • 1

    回答
  • 1

    关注
  • 476

    浏览
相关问题

NO.PZ2018062016000119问题如下whiof the following statement is most likely correct?A.95% confinlevel means thwe have 95% probability to rejeH0B.Test statistic is calculatewith the population taC.Criticvalue is terminethe significanlevel C is correct. 95% confinlevel means thwe have 95% probability not to rejeH0. Test statistic is calculatewith the sample tconfinlevel的定义在哪里出现的?我们可以把confinlevel当作significant level的反面吗?

2023-12-20 21:09 1 · 回答

NO.PZ2018062016000119 问题如下 whiof the following statement is most likely correct? A.95% confinlevel is thmeans we have 95% probably rejeH0 B.Test statistic is calculatewith the population t C.Criticvalue is terminethe significantly level C is correct. 95% confinlevel is thmeans we have 95% probably not rejeH0,test statistic is calculatewith the sample t B,我听课说的就是检验的总体呀 咋不对了,C是啥意思啦

2022-12-05 20:19 1 · 回答

NO.PZ2018062016000119 问题如下 whiof the following statement is most likely correct? A.95% confinlevel is thmeans we have 95% probably rejeH0 B.Test statistic is calculatewith the population t C.Criticvalue is terminethe significantly level C is correct. 95% confinlevel is thmeans we have 95% probably not rejeH0,test statistic is calculatewith the sample t 老师上课的时候说criticvalue是由1、选择t分布还是z分布;2、⍺;3、单尾或双尾可以就像C那样片面地说criticvalue是由其中某一个因素决定的吗?

2022-08-30 18:41 1 · 回答

NO.PZ2018062016000119 问题如下 whiof the following statement is most likely correct? A.95% confinlevel is thmeans we have 95% probably rejeH0 B.Test statistic is calculatewith the population t C.Criticvalue is terminethe significantly level C is correct. 95% confinlevel is thmeans we have 95% probably not rejeH0,test statistic is calculatewith the sample t Criticvalue is terminethe significantly level 如何理解这句话

2022-07-13 10:00 1 · 回答

NO.PZ2018062016000119 问题如下 whiof the following statement is most likely correct? A.95% confinlevel is thmeans we have 95% probably rejeH0 B.Test statistic is calculatewith the population t C.Criticvalue is terminethe significantly level C is correct. 95% confinlevel is thmeans we have 95% probably not rejeH0,test statistic is calculatewith the sample t 检验统计量计算的公式,公式中分子不是用样本均值减去整体均值嘛,那是不是有用到整体的参数么

2022-05-19 21:20 1 · 回答