Refer to the exhibit.

You have scored your Naive bayesian classifier model on a hold out test data for cross validation and
determined the way the samples scored and tabluatedthem as shown in the exhibit.
What are the Precision and Recall rate of the model?

Which ROC curve represents a perfect model fit?
A)

B)

C)

D)

Refer to the exhibit.

You have scored your Naive bayesian classifier model on a hold out test data for cross validation and
determined the way the samples scored and tabulatedthem as shown in the exhibit. What are the the False
Positive Rate (FPR) and the False Negative Rate (FNR) of the model?

Refer to the exhibit.

Click on the calculator icon in the upper left corner. An analyst is searching a corpus of documents for the topic
“solid state disk”. In the Exhibit, Table A provides the inverse document frequency for each term across the
corpus. Table B provides each term’s frequency in four documents selected from corpus. Which of the four
documents is most relevant to the analyst’s search?

Refer to the exhibit.

Click on the calculator icon in the upper left corner. You are going into a meeting where you know your
manager will have a question on your dataset — specifically relating to customers that are classifiedas renters
with good credit status.
In order to prepare for the meeting, you create a rule: RENTER => GOOD CREDIT. What is the confidence of
the rule?