Using a k-pop idol dataset and Python's pandas/Jupyter notebook we'll explore value_counts, filtering your data, basic datetime analysis and creating new columns.
Notebook and data can be found here: gist.github.com/jsoma/7cc46bd...
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Chapters
00:00 Introduction
00:33 Reading in data, setting options
02:01 Using value_counts with normalize
04:10 Bar graphs with value_counts
06:52 Filtering and value_counts
08:08 Simple value_counts
08:48 Saving subsets as CSVs
10:51 Filtering with multiple conditionals
12:58 Datetimes and creating new columns
16:00 Simple sorts and minimum values
17:17 Groupby summary calculations
17:53 Outro