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How Charts Lie, Book link:https://albertocairo.com/, Picture link:https…

- - - - what the chart is about
    - - what is being measured, and how it’s being measured
    - - textual notes
- - - - certain patterns or trends often disappear or even reverse depending on how we aggregate or subset the data.
        
        eg
        
        If my data is created and summarized to study a group—countries, in this case —its utility will be very limited if what we need to study is either smaller groups, regions or cities of those countries, or individuals living in those places.
        
        cigarettes and life
    - - learn something about individuals based on
        characteristics of the groups they belong to