Data Visualization CT-2

Deleting the grid lines in the table and the horizontal lines in the chart.

• Increases the data-ink ratio

• Decreases the data-ink ratio

• Increases the Non-data-ink ratio

• Does not affect the data-ink ratio

In data visualization, what does "color encoding" involve?

• Ignoring data cleaning

• Using color to represent data

• Adding chartjunk

• Simplifying the legend

An outlier in a natural sciences visualization could be an indication of a data error or ______.

Which of the following is correct Features of DataFrame?

• Can Perform Arithmetic operations on rows and columns

• Potentially columns are of different types

• Labeled axes (rows and columns)

• All of the above

In data visualization, what does "color encoding" involve?

• Using color to represent data

• Adding chartjunk

• Ignoring data cleaning

• Simplifying the legend

What is the purpose of "drill-down" functionality in interactive data visualizations?

• Adds decorative elements

• Allows users to explore details

• Reduces data complexity

• Removes interactivity

BI can catalyze a business’s success in terms of ________ 

• Ranks customers and locations based on probability

• Rank customers and locations based on profitability

• Distinguish the products and services that drive revenues

• All of the mentioned

The most popular data visualization library in python is _____

• Matinfolib

• matplotlib

• pip

• matpiplib

The scientific process of transforming data into insights for making better decisions is referred to as _________.

Which of these are considered secondary data?

• Data from the textbook

• Data from a Youtube interview

• All of the above

• None of the above