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Data Visualization
Waht is data
Data is a set of values of qualitative or quantitative variables.
data visualization
Representing data visually
Encoding data using visual channels (e.g. colors)
Communicate information efficiently using statistical graphics and plots
How are we trending?
How about now?
How about now?
Why Data Visualization?
The human brain automatically interprets what we see without thinking
A picture is worth a thousand words
Data Visualization Tools
Color
Data Visualization Tools
Shape
Data Visualization Tools
Size
Data Visualization Example - Letter Frequencies
Data Visualization Examples -
presidential election
Thanks!
Any questions?
Data Visualization
By Wenbin He
Source:
bfongdata
Data Visualization
697
Wenbin He
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Wenbin He