问题如下图:
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提问:答案的解释不太能看懂,老师可否解释一下?谢谢您 解释:
NO.PZ2018062016000147 问题如下 A funmanager Oliver wanteto figure out the size of steel companies(measurerevenue) whistributein a specifiestate in US, antheir use of rivatives. The sample size is 16. He intento use the rivatives to hee one of three types of risk explosure:interest rate risk, exchange risk ancret risk. To explore the relationship between rivatives usage ansize, Oliver cuse: A.a parametric test only. B.a nonparametric test only. C.both parametric annonparametric tests. B is correct. Although the revenue is measureon a ratio scale, scope of risk explosure is measureon only ornary scale. Besis, the sample size is small. Oliver thus employenonparametric statistito explore the relationship between rivatives usage ansize. Although the revenue is measureon a ratio scale, scope of risk explosure is measureon only ornary scale.中ornary scale什么意思,其相反对应的是什么?
NO.PZ2018062016000147 问题如下 A funmanager Oliver wanteto figure out the size of steel companies(measurerevenue) whistributein a specifiestate in US, antheir use of rivatives. The sample size is 16. He intento use the rivatives to hee one of three types of risk explosure:interest rate risk, exchange risk ancret risk. To explore the relationship between rivatives usage ansize, Oliver cuse: A.a parametric test only. B.a nonparametric test only. C.both parametric annonparametric tests. B is correct. Although the revenue is measureon a ratio scale, scope of risk explosure is measureon only ornary scale. Besis, the sample size is small. Oliver thus employenonparametric statistito explore the relationship between rivatives usage ansize. 题目是目的检验公司size和衍生品的使用关系。其中提到了三种risk,这个risk和衍生品的关系是啥?
NO.PZ2018062016000147 如题
a nonparametric test only. both parametric annonparametric tests. B is correct. Although the revenue is measureon a ratio scale, scope of risk explosure is measureon only ornary scale. Besis, the sample size is small. Oliver thus employenonparametric statistito explore the relationship between rivatives usage ansize.老师好,这道题不是很理解,能否详细下?