- CFA Exams
- CFA Level I Exam
- Topic 1. Quantitative Methods
- Learning Module 3. Statistical Measures of Asset Returns
- Subject 2. Measures of Dispersion
CFA Practice Question
Ms. Sweetwater's biology class had a standard deviation of 2.4 on a standardized test while Ms. Quincy's biology class had a standard deviation of 1.2 on the same test. What can be said about these two classes?
A. Ms. Sweetwater's class is more homogeneous than Ms. Quincy's.
B. Ms. Quincy's class is less heterogeneous than Ms. Sweetwater's.
C. Ms. Sweetwater's class performed twice as well on the test as Ms. Quincy's.
User Contributed Comments 4
| User | Comment |
|---|---|
| chuong | Be careful with heterogenous vs. homogeneous. it's appearance looks confusing |
| wollogo | Yeah and sometimes they can swing both ways! |
| rohits79 | @wollogo - haha that was sarcastic |
| Shaan23 | its funny when CFA'ers don't know what sarcastic means. |