问题如下图：
选项：
A. 
B. 
C. 
提问：请问选项b怎么理解？谢谢老师 解释：
NO.PZ2018062016000144 问题如下 Whiof the following statements on chi-square test is most appropriate? A.It's usein tests concerning the varianof single normally stributepopulation. B.It's not sensitive to violations of its assumptions. C.It cuse in the contion of the sample whiis less ranm. A is correct. The chi-squaretest is usein tests concerning the varianof a single normally stributepopulation. It's sensitive to violations of its assumptions. If the sample is not actually ranm, the chi-square test are likely to faulty. It's sensitive to violations of its assumptions. If the sample is not actually ranm, the chi-square test are likely to faulty. 这两句麻烦下 课程中没有提及
NO.PZ2018062016000144 问题如下 Whiof the following statements on chi-square test is most appropriate? A.It's usein tests concerning the varianof single normally stributepopulation. B.It's not sensitive to violations of its assumptions. C.It cuse in the contion of the sample whiis less ranm. A is correct. The chi-squaretest is usein tests concerning the varianof a single normally stributepopulation. It's sensitive to violations of its assumptions. If the sample is not actually ranm, the chi-square test are likely to faulty. RT
NO.PZ2018062016000144 问题如下 Whiof the following statements on chi-square test is most appropriate? A.It's usein tests concerning the varianof single normally stributepopulation. B.It's not sensitive to violations of its assumptions. C.It cuse in the contion of the sample whiis less ranm. A is correct. The chi-squaretest is usein tests concerning the varianof a single normally stributepopulation. It's sensitive to violations of its assumptions. If the sample is not actually ranm, the chi-square test are likely to faulty. RT，谢谢
NO.PZ2018062016000144问题如下Whiof the following statements on chi-square test is most appropriate?A.It's usein tests concerning the varianof single normally stributepopulation.B.It's not sensitive to violations of its assumptions. C.It cuse in the contion of the sample whiis less ranm.A is correct. The chi-squaretest is usein tests concerning the varianof a single normally stributepopulation. It's sensitive to violations of its assumptions. If the sample is not actually ranm, the chi-square test are likely to faulty.请问T检验，卡方检验，F检验，三个都是特殊的正态分布对吗？
老师，请问chi-squaretest在ppt 的什么位置？
