Thursday, February 22, 2024

Pandas Knowledge Science by Instance – FreeCodeCamp video sequence


To grow to be an actual Knowledge Scientist and taking the following step in your profession, it isn’t sufficient with watching movies or studying books/articles. It’s a must to put your expertise to a check.

That is what’s this Sequence is about: by Instance is a brand new collaboration between DataWars and FreeCodeCamp centered on fixing actual life Knowledge Science tasks interactively, and inspiring watchers to resolve the tasks by themselves.

Create a free account and Clear up the tasks by your self

The center of this Pandas by Instance sequence is to assist YOU follow your expertise. Earlier than watching the video resolutions, we encourage you to attempt to resolve the tasks by your self first.

You’ll be able to create a FREE account simply by following this hyperlink: https://beta.datawars.io/register

Record of tasks coated in Pandas By Instance

Here is a fast abstract of every little thing that was coated on this By Instance Sequence, divided by their specialities (Introductory, Knowledge Cleansing, Knowledge Wrangling) and inlcuding a way of problem/experience and estimated time of decision.

Introductory Initiatives

DataFrames follow: working with English Phrase
[Easy / Beginners] – Estimated: 20 minutes

This challenge introduces the idea of DataFrames and Pandas, however with an actual life twist: analyzing English phrases. We’ll do some Q&A round essentially the most fascinating phrases within the language, together with calculating new columns with Vectorized Operations.

Click on right here to start out it strive it out by your self.

Filtering and Sorting Pokemon Knowledge
[Easy / Beginners] – Estimated: 30 minutes

This challenge focuses on Knowledge Evaluation and query answering. To take action, you may should put your Filtering and Sorting dataframes expertise to a check.

Click on right here to start out it strive it out by your self.

The Birthday Paradox within the NBA
[Medium / Beginners] – Estimated: 30 minutes

The birthday drawback solutions the query: should you put N individuals in the identical room, what’s the likelihood that any pair of individuals share a birthday. The birthday paradox, then again, asks the query: how many individuals do we have to put in the identical room for that likelihood to achieve 50%. The reply is shocking: solely 23 individuals are sufficient (N=23).

Though this challenge nonetheless covers the “fundamental” points of Pandas, its decision includes a extra “unique” strategy, primarily based on combinatorics.

As traditional, we encourage you to attempt to resolve it by your self first.

Click on right here to start out it strive it out by your self.

Knowledge Cleansing Initiatives

Matching Strings by Similarity utilizing Levenshtein distance
[Easy / Intermediate] – Estimated: 25 minutes

This challenge offers with one of the vital problematic points of knowledge cleansing: coping with Strings. For this challenge you may be given two dataframes with firm names with completely different names, and your process can be to make use of Levenshtein distance to match them and align them.

Click on right here to start out it strive it out by your self.

Cleansing Google Playstore information
[Medium / Intermediates] – Estimated: 40 minutes

This challenge covers just about all of the points of Knowledge Cleansing, together with: discovering null/lacking values, and discussing the methods to repair them (information imputation, eradicating them, and so forth), discovering duplicate values, discovering outliers, and so forth.

The dataset comes as the results of Scraping the Google Playstore. After scraping websites, the result’s normally messy information. Here is your likelihood to kind it out. The challenge finishes with some Knowledge Evaluation and query answering.

Click on right here to start out it strive it out by your self.

Knowledge Wrangling Initiatives

Analyzing Premier League match outcomes by combining DataFrames
[Easy / Advanced] – Estimated: 35 minutes

This challenge focuses on performing an evaluation of Premier League match outcomes. To take action, you may should put your Knowledge Wrangling expertise to a check, together with: merging and becoming a member of dataframes and performing evaluation utilizing Group By operations and Pivot Tables.

Click on right here to start out it strive it out by your self.

Capstone Challenge: NBA 2017 season evaluation
[Hard / Advanced] – Estimated: 45 minutes

This challenge combines expertise from all the opposite tasks, together with: merging and fixing information, cleansing it, and analyzing it. The info comes from the 2017 NBA season and it finishes with an intensive evaluation of the outcomes and the gamers.

Click on right here to start out it strive it out by your self.

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