Using the Exam Cheat Sheet Editor

Posted by on Mar 28, 2025 in Information and Documentation | 0 comments

Using the Cheat Sheet Editor

Follow these steps to create your exam cheat sheet:

  1. Start writing your exam cheat sheet in the editor below.
  2. Pick the font size and the line height. Letter 5 is recommended for exams.
  3. Resize the exam cheat sheet by grabbing and moving the bottom right holder of the cheat sheet preview on the right side.
  4. Add more cheat sheets by pressing the (+) button.
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Pandas in Python: Essential Techniques

Posted by on Feb 17, 2025 in Information and Documentation | 0 comments

Pandas – Part 2

Built-in Functions

  • Average of column: df_grades.Column.mean()
    • Average of multiple columns: df_grades[["column1", "column2"]].mean()
  • Max/min: df_grades["column name"].max() or .min()
  • Statistical summary: df_grades.describe()
    • Can get all key stats for numeric columns at once with the describe() method
      • Count, mean, std, min, 25%, 50%, 75%, max
    • Pick out chunks of the summary by storing the summary in a variable and then use variable[["column name", "column name"]]
  • Number of each unique value:
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