In preparation for mining an analyst should
A) explore the relationships between variables
B) verify completeness and accuracy of the data
C) clean the data addressing missing values, errors, etc.
D) all of the above
Correct Answer:
Verified
Q82: Exhibit 10.1
The following questions are based on
Q83: Two common ways of measuring impurity are
Q84: Before effectively applying the k nearest neighbor
Q85: Technique(s) used in association step of data
Q86: A correlation coefficient
A) measures the strength of
Q88: Suppose that the observations are partitioned into
Q89: The goal of discriminant analysis is
A) to
Q90: Exhibit 10.1
The following questions are based on
Q91: Exhibit 10.1
The following questions are based on
Q92: Standardization of a variable
A) removes the scale
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