Data mining quiz 13.02.23

Data mining quiz 13.02.23

University

5 Qs

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Data mining quiz 13.02.23

Data mining quiz 13.02.23

Assessment

Quiz

Computers

University

Medium

Created by

Epshiba K

Used 1+ times

FREE Resource

5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What do you mean by support of (A)

Total number of transaction containing A

Total number of transaction containing not

Number of transaction containing A/ Total number of transaction

Number of transaction not containing A/ Total number of transaction

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is direct application of frequent itemset mining?

Social network analysis

Market basket analysis

Outliers detection

Intrusion detection

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If we know the support of itemset{a, b} is 10.

Which of the following numbers are the possible supports of itemsets{a, b, c}?

9

10

11

12

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the effect of reducing min confidence criteria on the same?

Number of association rules remains same

Some association rules will add to the current set of association rules

Some association rules will become invalid while others might become rule

Can not say

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Choose which data mining task is most suitable for the following scenario: identifying an unexpected/unusual amount of spending

Prediction

Sequential pattern analysis

Association rules

Anomaly detection