nerdexam
AmazonAmazon

AIF-C01 · Question #105

AIF-C01 Question #105: Real Exam Question with Answer & Explanation

The correct answer is A: Model precision and recall. The F1 score is a metric used to evaluate the performance of a classification model by considering both precision and recall. Precision measures the accuracy of positive predictions (i.e., the proportion of true positive predictions among all positive predictions made by the mode

Submitted by rania.sa· Mar 30, 2026

Question

What does an F1 score measure in the context of foundation model (FM) performance?

Options

  • AModel precision and recall
  • BModel speed in generating responses
  • CFinancial cost of operating the model
  • DEnergy efficiency of the model's computations

Explanation

The F1 score is a metric used to evaluate the performance of a classification model by considering both precision and recall. Precision measures the accuracy of positive predictions (i.e., the proportion of true positive predictions among all positive predictions made by the model), while recall measures the model's ability to identify all relevant positive instances (i.e., the proportion of true positive predictions among all actual positive instances). The F1 score is the harmonic mean of precision and recall, providing a single metric that balances both concerns. This is particularly useful when dealing with imbalanced datasets or when the cost of false positives and false negatives is significant.

Topics

#F1 score#Model evaluation#Foundation models

Community Discussion

No community discussion yet for this question.

Full AIF-C01 PracticeBrowse All AIF-C01 Questions