Techniques.Data Mining

Question 1

_____ is used to improve decision making by finding useful patterns and insights from data.

Answer 1

Data mining is used to improve decision making by finding useful patterns and insights from data.

International Institute of Business Analysis. A Guide to Business Analysis Body of Knowledge® (BABOK® Guide) (Section 10.14.1, Kindle Location 6862). International Institute of Business Analysis. Kindle Edition.

Question 2

_____ is an analytic process that examines large amounts of data from different perspectives and summarizes the data in such a way that useful patterns and relationships are discovered.

Answer 2

Data mining is an analytic process that examines large amounts of data from different perspectives and summarizes the data in such a way that useful patterns and relationships are discovered.

International Institute of Business Analysis. A Guide to Business Analysis Body of Knowledge® (BABOK® Guide) (Section 10.14.2, Kindle Locations 6864-6865). International Institute of Business Analysis. Kindle Edition.

Question 3

The results of data mining techniques are generally mathematical ____ [phrase].

Answer 3

The results of data mining techniques are generally mathematical models that describe underlying patterns and relationships.

International Institute of Business Analysis. A Guide to Business Analysis Body of Knowledge® (BABOK® Guide) (Section 10.14.2, Kindle Locations 6865-6866). International Institute of Business Analysis. Kindle Edition.

Question 4

Data mining can be utilized in either ____ or ____ investigations.

Answer 4

Data mining can be utilized in either supervised or unsupervised investigations.

International Institute of Business Analysis. A Guide to Business Analysis Body of Knowledge® (BABOK® Guide) (Section 10.14.2, Kindle Locations 6868-6869). International Institute of Business Analysis. Kindle Edition.

Question 5

In a _____ investigation, users can pose a question and expect an answer that can drive their decision making.

Answer 5

In a supervised investigation, users can pose a question and expect an answer that can drive their decision making.

International Institute of Business Analysis. A Guide to Business Analysis Body of Knowledge® (Section 10.14.2, BABOK® Guide) (Kindle Location 6869). International Institute of Business Analysis. Kindle Edition.

Question 6

An _____ investigation is a pure pattern discovery exercise where patterns are allowed to emerge and then considered for applicability to business decisions.

Answer 6

An unsupervised investigation is a pure pattern discovery exercise where patterns are allowed to emerge and then considered for applicability to business decisions.

International Institute of Business Analysis. A Guide to Business Analysis Body of Knowledge® (BABOK® Guide) (Section 10.14.2, Kindle Locations 6870-6871). International Institute of Business Analysis. Kindle Edition.

Question 7

Clustering is a _____ data mining technique that makes it easier to see the patterns in a set of data.

Answer 7

Clustering is a descriptive data mining technique that makes it easier to see the patterns in a set of data.

International Institute of Business Analysis. A Guide to Business Analysis Body of Knowledge® (BABOK® Guide) (Section 10.14.2, Kindle Locations 6872-6874). International Institute of Business Analysis. Kindle Edition.

Question 8

Decision trees are a _____ data mining technique that can show why a pattern exists.

Answer 8

Decision trees are a diagnostic data mining technique that can show why a pattern exists.

International Institute of Business Analysis. A Guide to Business Analysis Body of Knowledge® (BABOK® Guide) (Section 10.14.2, Kindle Locations 6875-6877). International Institute of Business Analysis. Kindle Edition.

Question 9

Regression analysis is a predictive data mining technique that can show how likely something is to be true in the future.

Answer 9

Regression analysis is a predictive data mining technique that can show how likely something is to be true in the future.

International Institute of Business Analysis. A Guide to Business Analysis Body of Knowledge® (BABOK® Guide) (Section 10.14.2, Kindle Locations 6878-6879). International Institute of Business Analysis. Kindle Edition.

Question 10

What are the elements of the Data Mining technique?

Answer 10

The elements of the Data Mining technique are:

1. Requirements elicitation
2. Data preparation - analytical dataset
3. Data analysis
4. Modelling techniques
5. Deployment

International Institute of Business Analysis. A Guide to Business Analysis Body of Knowledge® (BABOK® Guide) (Section 10.14.3, Kindle Location 6882). International Institute of Business Analysis. Kindle Edition.

Question 11

_____ are used to define requirements for top-down data mining exercises.

Answer 11

Decision Modeling techniques are used to define requirements for top-down data mining exercises.

International Institute of Business Analysis. A Guide to Business Analysis Body of Knowledge® (BABOK® Guide) (Section 10.14.3, Kindle Locations 6887-6888). International Institute of Business Analysis. Kindle Edition.

Question 12

True / False - Data mining exercises are productive when managed as an agile environment.

Answer 12

True - Data mining exercises are productive when managed as an agile environment.

International Institute of Business Analysis. A Guide to Business Analysis Body of Knowledge® (BABOK® Guide) (Section 10.14.3, Kindle Location 6890). International Institute of Business Analysis. Kindle Edition.

Question 13

Analytical datasets are split into a ____, a ____, and a ____.

Answer 13

Analytical datasets are split into a set to be used for analysis, a completely independent set for confirming that the model developed works on data not used to develop it, and a validation set for final confirmation.

International Institute of Business Analysis. A Guide to Business Analysis Body of Knowledge® (BABOK® Guide) (Section 10.14.3, Kindle Locations 6896-6897). International Institute of Business Analysis. Kindle Edition.

Question 14

_____ is often the longest and most complex in a data mining effort and is increasingly the focus of automation.

Answer 14

Data Analysis is often the longest and most complex in a data mining effort and is increasingly the focus of automation.

International Institute of Business Analysis. A Guide to Business Analysis Body of Knowledge® (BABOK® Guide) (Section 10.14.3, Kindle Location 6902). International Institute of Business Analysis. Kindle Edition.