Data Mining Final review || A+ Guaranteed.

Data Mining Final review || A+ Guaranteed.


A value of "middle-aged" in an attribute that otherwise contains peoples' ages in number of years
would be an example of _______. correct answers inconsistent data


T/F: Data scrubbing allows us to handle anomalies that are present in the data set. correct
answers TRUE


Which of the following is NOT one of the six steps of CRISP-DM process?
A. Data Understanding
B. Deployment
C. Evaluation
D. Data Execution correct answers D. Data Execution


Data analysis processes in RapidMiner are built using rectangular building blocks called
_________. correct answers operators


Reformatting phone numbers so that they all conform to a 12-character standard, such as 123-
456-7890, would take place in which phase of the CRISP-DM process? correct answers Data
Preparation


Missing values in a data set mean that ________.
A. the data contains errors
B. none of the above
C. the data set is unusable
D. the data set contains outliers correct answers B. none of the above


________ is the first step in the CRISP-DM process. correct answers Business (or
Organizational) Understanding