苏苏1124 · 2022年09月11日

the sample variance of the dependent variable有学过这个公式吗？

1. CFA I
2. Quantitative

* 问题详情，请 查看题干

NO.PZ202106160300004001

问题如下：

Calculate the sample variance of the dependent variable using information in the table

选项：

解释：

The sample variance of the dependent variable is the sum of squares total divided by its degrees of freedom (n-1=5-1=4, as given). Thus, the sample variance of the dependent variable is 95.2 + 4= 23.8

如上。谢谢老师！