
Module 2 - Plots and Graphs in Data Science
Quiz
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Computers
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University
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Practice Problem
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Medium
Arul Kumar Natarajan
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19 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary focus of Exploratory Data Analysis (EDA)?
Predicting future trends
Summarizing the main characteristics of datasets
Classifying data into different categories
Calculating the probability of data events
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Who introduced the concept of Exploratory Data Analysis?
Ronald Fisher
Karl Pearson
John W. Tukey
Francis Galton
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of using pivot tables in exploratory data analysis?
To create predictive models
To summarize and group data
To generate automated reports
To perform real-time analysis
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Conditional formatting in data analysis is used to:
Simplify complex calculations
Highlight certain values
Reduce data processing time
Increase data storage efficiency
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of visualization is typically not associated with charts and graphs in exploratory data analysis?
Pie charts
Flow charts
Bar charts
Line charts
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of plots in data analysis?
To calculate statistical measures
To document the data collection process
To visually explore relationships and trends between variables
To store data efficiently
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of using a line chart in data analysis?
To compare different categories
To detect trends over time
To show the distribution of data
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