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WorksheetsData Mining
Total questions: 7
Worksheet time: 2mins
Name
Class
Date
1.
What is Data Mining?
a)
The process of analyzing data to extract information not offered by the raw data alone
b)
The process of extracting information from small datasets
c)
The process of digging for physical data in the ground
d)
The process of creating new data
2.
Which is not the 3 elements of Data Mining?
a)
Data
b)
Discovery
c)
Analysis
d)
Deployment
3.
Data Profiling is?
a)
Creating a new dataset from scratch
b)
The process of collecting statistics and info about data in an existing source.
c)
Deleting all the data in a dataset
d)
Ignoring the content and structure of a dataset
4.
Numeric predictions based off historical data is what technique?
a)
Estimation Analysis
b)
Data replication
c)
Cluster Analysis
d)
Classification Analysis
5.
Which is not an example of a Forecasting Model?
a)
Web visits per hour
b)
Sales per month
c)
Customer service calls per day
d)
Combo of products to maximize earnings
6.
Which comes first on a decision tree?
a)
Root Node
b)
Internal Node
c)
Leaf Node
7.
Which group are we?
a)
Group 1
b)
Group 3
c)
Group 4
d)
Group 2
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