Ggplot for plots and graphs. An introduction to data visualization using R programming

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Information Technology (IT), Architecture, Social Studies, Physics, Science
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University
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Hard
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the three main components of the grammar of graphics discussed in the video?
Data, Mapping, Geometry
Data, Color, Shape
Mapping, Geometry, Size
Color, Shape, Size
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which built-in dataset is used in the first ggplot example?
BOD
CO2
mtcars
iris
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In ggplot, what does the 'aes' function stand for?
Aesthetic
Attribute
Axis
Argument
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the 'geom_point' function in ggplot?
To create a line graph
To change the color of a plot
To add points to a plot
To map data to the x-axis
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you make points in a ggplot more transparent?
By increasing the size
By setting alpha to a lower value
By changing the color
By setting alpha to a higher value
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the 'facet_wrap' function do in ggplot?
It creates multiple plots based on a factor
It changes the size of the points
It adds a title to the plot
It changes the color of the plot
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which dataset is used in the final example to demonstrate filtering and faceting?
CO2
mtcars
BOD
iris
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