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BW #104: Aviation accidents (solution)
Get better at: Dates and times, memory optimization, plotting, and string manipulation
BW #104: Aviation accidents
Get better at: Dates and times, memory optimization, plotting, and string optimization
BW #103: CDC data (solution)
Get better at: Multi-indexes, working with dates and times, pivot tables, plotting, and window functions
BW #103: CDC data
Get better at: Multi-indexes, working with dates and times, pivot tables, plotting, and window functions