
Basics of Data Mining

Quiz
•
Computers
•
University
•
Medium
Savita Mohurle
Used 1+ times
FREE Resource
14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
_____ is when any data point deviate fully from rest of the data points in a dataset.
Contextual outlier
Collective outlier
Point outlier
Recent outlier
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
The random error or variance in data is called ____.
noise
outlier
duplicate value
missing value
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
_____ method identifies the relation among two dependent attributes so that if we have one attribute, it can be used to predict the other attribute.
Regression
Clustering
Classification
Normalization
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
summarize the data after integrating it collected from various sources is called as ______.
Regression
Normalization
Aggregation
Smoothing
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
_____ divides the continuous attributes values into intervals by top-down and bottom-up techniques
Normalization
Discretization
Aggregation
Regression
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
____ is an abstract concept that refers to that which has the power to inform.
Pattern
Data
Information
Knowledge
7.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
A ____ is a series of data that repeats in a recognizable way.
Information
Data
Knowledge
Pattern
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