Cluster Analysis Quiz

Cluster Analysis Quiz

University

10 Qs

quiz-placeholder

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Cluster Analysis Quiz

Cluster Analysis Quiz

Assessment

Quiz

Other

University

Hard

Created by

JAMES MAGTANGOB

Used 1+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is the goal of cluster analysis?

To organize and group similar data points

To classify data into distinct categories

To summarize data using statistical measures

To predict future data points

2.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Which of the following is an advantage of K-means clustering?

Handles large datasets efficiently

Can detect clusters of various shapes

Does not require specifying the number of clusters in advance

Provides a visual representation of the clustering process

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is the main disadvantage of K-means clustering?

Sensitivity to outliers

Requires specifying the number of clusters in advance

Computational complexity for big data scenarios

Difficulty in determining the optimal number of clusters

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What does hierarchical clustering produce?

A dendrogram

A scatter plot

A decision tree

A confusion matrix

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which of the following is an advantage of hierarchical clustering?

Flexibility in determining the number of clusters

Efficient for large datasets

Handles outliers effectively

Assumes spherical clusters

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

How are data points assigned to clusters in K-means clustering?

Based on the Euclidean distance between data points

Based on the Manhattan distance between data points

Based on the correlation between data points

Based on the cosine similarity between data points

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is the purpose of recalculating centroids in K-means clustering?

To ensure even distribution of data points in clusters

To minimize the within-cluster sum of squares

To handle outliers effectively

To visualize the clustering process

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