datetime
BW #84: Central banks (solution)
Get better at: Dates and times, grouping, pivot tables, handling missing data, and strings
datetime
BW #84: Central banks
Get better at: Dates and times, grouping, pivot tables, handling missing data, and strings
excel
BW #16: Consumer oil prices (solution)
Get better at: Excel files, missing data, dates and times, string manipulation, and plotting
excel
BW #16: Consumer oil prices
Get better at: Excel files, missing data, dates and times, string manipulation, and plotting