- CFA Exams
- CFA Level I Exam
- Topic 1. Quantitative Methods
- Learning Module 6. Machine Learning
- Subject 3. Supervised Machine Learning Algorithms
CFA Practice Question
In a K-nearest neighbor model, choosing a value for k that is too small would result in ______.
B. overfitting
C. underfitting
A. high error rate
B. overfitting
C. underfitting
Correct Answer: A
It would result in a high error rate and sensitivity to local outliers.
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