cleaning

BW #41: Wine production (solution)

Get better at: Excel files, regular expressions, filtering, grouping, plotting, pivot tables, cleaning

Nov 23, 2023 15 min read paid

BW #41: Wine production

Get better at: Excel files, regular expressions, filtering, grouping, plotting, pivot tables, and cleaning

Nov 22, 2023 3 min read paid

BW #40: Sovereign Bonds (solution)

Get better at: APIs, scraping, regular expressions, cleaning, outliers, and grouping.

Nov 16, 2023 15 min read paid

BW #40: Sovereign Bonds

Get better at: APIs, scraping, regular expressions, cleaning, outliers, and grouping.

Nov 15, 2023 4 min read paid

BW #36: Nobel Prize (solution)

Get better at: APIs, JSON, comprehensions, functions, cleaning, applying functions, and joining.

Oct 19, 2023 18 min read paid

BW #36: Nobel Prize

Get better at: APIs, JSON, comprehensions, functions, cleaning, applying functions, and joining.

Oct 18, 2023 4 min read paid

BW #32: Unions (solution)

Get practice with Excel files, string manipulation, cleaning data, multiple files, and plotting

Sep 21, 2023 15 min read paid

BW #32: Unions

Get practice with Excel files, string manipulation, cleaning data, multiple files, and plotting

Sep 20, 2023 3 min read paid

BW #31: Poverty (solution)

Get practice with Excel files, cleaning data, multi-indexes, window functions, plotting,

Sep 14, 2023 26 min read paid

BW #31: Poverty

Get practice with Excel files, cleaning data, multi-indexes, window functions, and plotting

Sep 13, 2023 3 min read paid

BW #27: Young voters (solution)

Get practice with Excel files, cleaning data, joins, multi-index, and styling

Aug 3, 2023 13 min read paid

BW #27: Young voters