Quiz on Cluster Analysis

Quiz on Cluster Analysis

University

20 Qs

quiz-placeholder

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Quiz on Cluster Analysis

Quiz on Cluster Analysis

Assessment

Quiz

Computers

University

Hard

Created by

Krishndeo Pawar

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the primary goal of cluster analysis?

To predict future data trends

To classify data into predefined categories

To group similar data objects into clusters

To visualize data in a two-dimensional space

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following is a characteristic of a good clustering method?

High computational cost

High inter-class similarity

Low intra-class similarity

High intra-class similarity

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In the k-means clustering algorithm, what does 'k' represent?

The number of iterations

The number of clusters

The number of data points

The number of features

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What type of clustering does the k-medoids algorithm use?

Randomly selected points as centers

Hierarchical structure

Actual data points as cluster centers

Centroids as cluster centers

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which clustering method is known for handling noise and outliers effectively?

K-medoids

DBSCAN

K-means

Hierarchical clustering

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is a dendrogram?

A statistical measure of cluster quality

A method for calculating distances

A visual representation of hierarchical clustering

A type of clustering algorithm

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following is NOT a type of clustering approach?

Partitioning approach

Regression approach

Hierarchical approach

Density-based approach

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