Data Mining Quiz 1

Data mining comes from the existing areas, EXCEPT:

• Machine Learning

• Statistics

• Knowledge

• Database Management

Classification is a supervised learning technique.

• True

• False

The last step of CRISP-DM methodology is ______.

• Evaluation

• Deployment

• Data Preparation

• Modelling

What is the data type for temperature in degree Celsius?

• Ratio

• Interval

• Ordinal

• Nominal

_________ is to convert the continuous attribute values to categorical values.

• Data aggregation

• Data sampling

• Data discretization

• Data dimension reduction

Removal of missing values is the most effective way to treat the attributes with null values.

• True

• False

Regression is a supervised learning technique for predicting ______ values.

• Nominal

• Numeric

• Ordinal

• Categorical

Data mining is the field of study that combines domain expertise, programming skills, and knowledge of mathematics and statistics to extract meaningful insights from data.

• True

• False

_______ are the examples of unsupervised learning.

• Classification

• Association rule mining

• Regression

• Clustering