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

返回

sss · 2024年07月14日

2.33不应该是one-tailed test with significant level of 2%吗

  1. CFA I
  2. Quantitative

NO.PZ2015120604000131

问题如下：

Which of the following descriptions is the least accurate about hypothesis testing?

选项：

A.

A Type II error refers to fail to reject when the null is false.

B.

A one-tailed test with a significance level of 1% has z-critical values of 2.58.

C.

One minus the probability of a Type II error equals the power of test .

解释：

B is correct.

A one-tailed test with a significance level of 1% has z-critical values of 2.33

2.33不应该是one-tailed test with significant level of 2%吗

添加评论
1 个答案

品职助教_七七 · 2024年07月14日

嗨，从没放弃的小努力你好：


2.33为one-tailed test with significant level of 1%。

没有单尾2%对应的关键值。

----------------------------------------------
努力的时光都是限量版，加油！

  • 1

    回答

  • 0

    关注

  • 89

    浏览
相关问题

NO.PZ2015120604000131问题如下 Whiof the following scriptions is the least accurate about hypothesis testing?A.A Type II error refers to fail to rejewhen the null is false.B.A one-tailetest with a significanlevel of 1% hz-criticvalues of 2.58.C.One minus the probability of a Type II error equals the power of test .B is correct.A one-tailetest with a significanlevel of 1% hz-criticvalues of 2.33​ Type II error=1-power of test，这说的就是c吧，为什么c不对

2023-11-10 09:11 1 · 回答

NO.PZ2015120604000131问题如下Whiof the following scriptions is the least accurate about hypothesis testing?A.A Type II error refers to fail to rejewhen the null is false.B.A one-tailetest with a significanlevel of 1% hz-criticvalues of 2.58.C.One minus the probability of a Type II error equals the power of test .B is correct.A one-tailetest with a significanlevel of 1% hz-criticvalues of 2.33不懂B，容易搞混。麻烦详细说下。Z统计不都是双尾吗？为啥会有单尾的。另外，为啥用1%折合单尾0.5%，而不是2%

2023-06-05 17:47 2 · 回答

NO.PZ2015120604000131问题如下Whiof the following scriptions is the least accurate about hypothesis testing?A.A Type II error refers to fail to rejewhen the null is false.B.A one-tailetest with a significanlevel of 1% hz-criticvalues of 2.58.C.One minus the probability of a Type II error equals the power of test .B is correct.A one-tailetest with a significanlevel of 1% hz-criticvalues of 2.33老师，我是用排除法选的B，看了其他同学的问题和您的回复，99% a是0.01对应双尾是2.58，那单尾就是0.005？这怎么查出来的呢

2022-12-21 08:24 2 · 回答

NO.PZ2015120604000131 问题如下 Whiof the following scriptions is the least accurate about hypothesis testing? A.A Type II error refers to fail to rejewhen the null is false. B.A one-tailetest with a significanlevel of 1% hz-criticvalues of 2.58. C.One minus the probability of a Type II error equals the power of test . B is correct.A one-tailetest with a significanlevel of 1% hz-criticvalues of 2.33 POWER OF TEST 就是test 步骤三么 计算公式那步么。怎么理解C

2022-09-14 15:57 1 · 回答