EMC Advanced Analytics Specialist Exam for Data Scientists E20-065 Question # 17 Topic 2 Discussion

EMC Advanced Analytics Specialist Exam for Data Scientists E20-065 Question # 17 Topic 2 Discussion

E20-065 Exam Topic 2 Question 17 Discussion:
Question #: 17
Topic #: 2

The naive Bayer classifier is trained over 1600 movie reviews and then tested over 400 reviews.

Here is the resulting confusion matrix:

190 (TP) 10(FN)

80 (FP) 120(TN)

What are the precision, recall, and the F1-score values?


A.

Precision0.95; Recall: 0704; F1-score: 0.809


B.

Precision 0.613, Recall: 0.95, F1-score: 0.745


C.

Precision 0.704, Recall: 0.95; F1-score: 0.809


D.

Precision 0.95; Recall: 0.613; F1-score: 0.745


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