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BW #99: Literacy and numeracy (solution)

Get better at: Working with multiple files, odd CSV files, string manipulation, joins, and plotting

Jan 2, 2025 15 min read paid Featured

BW #99: Literacy and numeracy

Get better at: Working with multiple files, odd CSV files, string manipulation, joins, and plotting

Jan 1, 2025 3 min read paid Featured

BW #98: Retail sales (solution)

Get better at: Cleaning data, plotting, dates and times, and window functions

Dec 26, 2024 13 min read paid Featured

BW #98: Retail sales

Get better at: Cleaning data, plotting, dates and times, and window functions

Dec 25, 2024 3 min read paid Featured

BW #97: Drones (solution)

Get better at: Cleaning data, plotting, interpolation, pivot tables, and multi-indexes

Dec 19, 2024 13 min read paid Featured

BW #97: Drones

Get better at: Cleaning data, plotting, interpolation, pivot tables, and multi-indexes

Dec 18, 2024 3 min read paid Featured

BW #92: Climate disaster costs (solution)

Get better at: Working with Excel files, grouping, linear regression, and plotting

Nov 14, 2024 15 min read paid

BW #92: Climate disaster costs

Get better at: Working with Excel files, grouping, linear regression, and plotting

Nov 13, 2024 2 min read paid

BW #91: Roller coasters (solution)

Get better at: web scraping, cleaning data, text encodings, joins, method chaining, and crosstabs.

Nov 7, 2024 12 min read paid

BW #91: Roller coasters

Get better at: web scraping, cleaning data, text encodings, joins, method chaining, and crosstabs.

Nov 6, 2024 2 min read paid

BW #83: Gasoline prices (solution)

Get better at: Working with Excel, dates and times, plotting, and using Great Tables

Sep 12, 2024 15 min read paid

BW #83: Gasoline prices