Data Analytics Tutorial #12 | pandas DataFrame: head, info, describe, set_index
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Data Analytics Tutorial #12 | pandas DataFrame: head, info, describe, set_index
2 просмотра · 1 дн. назад
SyntaxPilot
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2 просмотра · 1 дн. назад
Data Analytics Tutorial: Episode 12 of SyntaxPilot's free Data Analytics full course, with real-life examples for every concept. pandas DataFrame: head, info, describe, set_index.
In this video you'll learn:
• Why separate lists get out of step, and how a table fixes it
• Rows, columns and the index of a DataFrame
• Creating a DataFrame from a dict of lists and from a list of dicts
• head, tail, sample and shape
• info, dtypes, columns and index
• describe: count, mean, std, min, percentiles, max
• object dtype vs the str dtype in pandas 3
• set_index and reset_index
Every concept starts with a real-life example, then an animation and notes, then live code in the SyntaxPilot online compiler.
Practice free in the SyntaxPilot compiler (nothing to install): https://syntaxpilot-learning-2026.web...
Detailed notes for this episode (code, outputs, practice): https://syntaxpilot-learning-2026.web...
Chapters
00:00 Welcome
00:25 Today's agenda
00:43 Four lists, one problem
02:43 The DataFrame
03:26 Creating a DataFrame
05:18 A list of dicts
06:46 First look: head, tail, sample
08:15 First look: info
09:15 dtypes, columns, index
09:47 describe
10:53 object vs str dtype
12:17 set_index and reset_index
14:29 Mini project: first look
15:41 Common mistakes
16:06 Quiz
16:27 Recap and homework
17:01 Next episode
Next episode: pandas 3: reading and writing CSV, Excel, JSON and Parquet
Post your homework and quiz answer in the comments, and subscribe for the full basic-to-master playlist, free.
#DataAnalytics #pandas #Python