CFA Practice Question

There are 155 practice questions for this study session.

CFA Practice Question

In exhibit 5 of the Reading 7 (Machine Learning: Accuracy in Validation and Training Samples vs. Training Sample Size), the training accuracy rate and the validation accurancy rate ______ when there is a high variance error.
A. converge below the desired accuracy rate
B. converge toward the desired accuracy rate
C. don't converge at all
Explanation: The learning problem itself is basically a trade-off between bias and variance. The variance error measures how the predictor varies each time with a new training datasets.

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