Classification metrics
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1
The F1 score is the harmonic mean of:
A.Accuracy and loss
B.Precision and recall
C.True and false positives
D.Mean and median
2
Recall (sensitivity) measures:
A.The fraction of predicted positives that are correct
B.The fraction of actual positives that are correctly identified
C.Overall accuracy
D.The false-positive rate
3
Precision is defined as:
A.TP / (TP + FP)
B.TP / (TP + FN)
C.(TP + TN) / total
D.FP / (FP + TN)
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