Principles of Data Wrangling (häftad)
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Format
E-bok
Filformat
EPUB med LCP-kryptering (0.0 MB)
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Kan laddas ned under 24 månader, dock max 6 gånger.
Språk
Engelska
Antal sidor
94
Utgivningsdatum
2017-06-29
Förlag
O'Reilly Media
ISBN
9781491938874

Principles of Data Wrangling E-bok

Practical Techniques for Data Preparation

av Tye Rattenbury, Joseph M Hellerstein, Jeffrey Heer, Sean Kandel, Connor Carreras
E-bok (LCP),  Engelska, 2017-06-29
353
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Finns även som
A key task that any aspiring data-driven organization needs to learn is data wrangling, the process of converting raw data into something truly useful. This practical guide provides business analysts with an overview of various data wrangling techniques and tools, and puts the practice of data wrangling into context by asking, "What are you trying to do and why?"Wrangling data consumes roughly 50-80% of an analysts time before any kind of analysis is possible. Written by key executives at Trifacta, this book walks you through the wrangling process by exploring several factorstime, granularity, scope, and structurethat you need to consider as you begin to work with data. Youll learn a shared language and a comprehensive understanding of data wrangling, with an emphasis on recent agile analytic processes used by many of todays data-driven organizations.Appreciate the importanceand the satisfactionof wrangling data the right way.Understand what kind of data is availableChoose which data to use and at what level of detailMeaningfully combine multiple sources of dataDecide how to distill the results to a size and shape that can drive downstream analysis

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