DAML_Data Preprocessing

Quiz
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Computers
•
University
•
Medium
afizan azman
Used 11+ times
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
There are Three types of Dirty Data. Which one is NOT one of them?
Inconsistent
Incomplete
Big Size
Noise
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Normalization and aggregation is one type of Major Tasks in Data Pre-Processing called as.....
Data cleaning
Data transformation
Data integration
Data reduction
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
We can clean our data by these methods, except...
Managing categorical attributes
Identify outliers
Fill in missing values
Resolve redundancy caused by data integration
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Detect and removing outliers is one way to handle noisy data. This method is called as....
Binning
Regression
Combined computer and human inspection
Clustering
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
This is your data: 4, 8, 9, 15, 21, 21, 24, 25.
if you are using Equidepth=2 bins. What will be your THIRD bin?
Bin 3: 8,9
Bin 3: 21,21
Bin 3: 4,25
Bin 3: 24,25
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Redundant attributes may be able to be detected by ....
Equal-width (distance) partitioning
data integration
clustering
correlation analysis
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diagram showed one type of analysis method to handle noisy data. This method is called as...
Clustering
Classification
Regression
Reinforcement
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