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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