
# BW #111: State taxes (solution)
Get better at: Excel files, cleaning data, regular expressions, multi-indexes, and plotting
Every Wednesday, get new data-analysis challenges that use such techniques as pivot tables, multi-indexes, regular expressions, cleaning data, PyArrow, comprehensions, and plotting.
Every Thursday, get detailed solutions and explanations — including downloadable Jupyter notebooks.
Improve your skills each week, working with real-world, relevant data sets.
Get better at: Excel files, cleaning data, regular expressions, multi-indexes, and plotting
Get better at: Excel files, cleaning data, regular expressions, multi-indexes, and plotting
Get better at: Excel files, dates and times, plotting, and creating pivot tables
Get better at: Excel files, dates and times, plotting, and creating pivot tables
Join me for office hours, where you can ask any questions you have about Pandas!
Join me for office hours, where you can ask any questions you have about Pandas!
Get better at: Excel files, dates and times, correlations, plotting with Seaborn, and window functions
Get better at: Excel files, dates and times, correlations, plotting with Seaborn, and window functions
Get better at: CSV files, dates and times, correlations, plotting, and pivot tables
Get better at: CSV files, dates and times, correlations, plotting, and pivot tables
We had a great time chatting at office hours last Sunday (February 23rd). The recording is below. Office hours are opened to paid BW subscribers, and let you ask any
Level up your data-analysis skills with Python and Pandas, solving problems with real-world data sets based on current events.