- CFA Exams
- CFA Level I Exam
- Study Session 2. Quantitative Methods (1)
- Reading 7. Statistical Concepts and Market Returns
- Subject 3. Frequency Distributions
CFA Practice Question
A data set of 105 observations is organized in a relative frequency distribution into 9 classes. The sum of the relative frequencies across all the classes equals ______.
A. 1
B. 100
C. 105
Explanation: Relative class frequencies are percentages and across all classes, they must sum up to 100%, which is the same as summing up to 1.00.
User Contributed Comments 7
| User | Comment |
|---|---|
| surob | Got it wrong because I chose answer B thinking that it is %. Be careful |
| BullsEye | I did the same mistake. Tricky |
| aakash1108 | very! |
| shiva5555 | I saw the trick but couldn't decide which way they were trying to trick us. ahhhhhhhhhhhhhhhh |
| bantoo | I committed the same mistake!!!!! |
| abs013 | Tricky |
| gyee2012 | I got fooled Lol... I ended up trying to figure out with log when I should of read " sum of the relative frequency" should = 1 |