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All LessonsFree Lessons (14)

Course Introduction

What Should You Expect from This Course?Datasets

Selection / Filters

Introducing Selection & Filters in Pandas Basic Filtering Challenge: Multiple Filters Filtering by a List/String Filters Challenge: String Filters Challenge: Combining Filter Types Final Quiz Summary & Other Concepts

Grouping

Introduction to Grouping Challenge 1: Sum of Plays per Country (Trivial)Challenge 2: Sum of Plays per Country + Genre (Trivial)Challenge 3: Countries with >1000 Plays (Easy)Challenge 4: Plays-to-Fans Ratio (Medium)Challenge 5: Multiple Aggregations (Difficult)Final Quiz Summary & Other Concepts

Dates Manipulation

Introduction to Dates Manipulation Challenge 1: Count of Dates in Month (Trivial)Challenge 2: Count within Date Range (Trivial)Challenge 3: Generate Dates (Easy)Challenge 4: Grouping/Resampling By Month (Difficult)Final Quiz Summary & Other Concepts

Apply / Map

Introduction to Using Apply/Map in Pandas Challenge 1: Mapping Countries to Continents (Trivial)Challenge 2: Band Initials (Trivial)Challenge 3: Is the Band Popular? (More Complex Function) (Easy)Challenge 4: Sales (Medium)Final Quiz Summary & Other Concepts

Merge/Concat

Introduction to Merging/Concatenating DataFrames Challenge 1: Basic Merge [Countries & Bands] (Trivial)Challenge 2: Merge with Missing Values (Medium)Challenge 3: Basic Concat [Bands] (Trivial)Challenge 4: Concat on Columns [Bands] (Medium)Final Quiz Summary & Other Concepts

Quizzes: Assorted Topics

Basic Statistics

Reading / Writing a CSV

Looping over a DataFrame

Conclusion

Practice Mock Interview

Data Analytics Interview Prep Using Pandas/

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Basic Statistics

Basic Statistics

This quiz covers some of the basic statistical functions available for use in Pandas.

We'll cover the following...

Different statistical functions in Pandas

1.

What is the effect of passing normalize=True in df[col].value_counts()?

A.

Will return percentage counts/ratios of total rather than actual count values

B.

Will modify the values returned to be between [-1, 1]

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