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Automagically create and send emails, reports, PDFs and more with on-brand embedded charts. Used by Microsoft, Spotify, and Dropbox.
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Keyboard shortcuts you can practice to work more efficiently. Use these 39+ excel time saving tricks to increase your work productivity!
17 Essential Excel Cheat Sheet Formulas for data analysis: SUM, AVERAGE, COUNT, COUNTA, IF, VLOOKUP, HLOOKUP, INDEX, MATCH, SUMIF, etc
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A practical Pandas Cheat Sheet: Data Cleaning useful for everyday working with data. This Pandas cheat sheet contains ready-to-use codes and steps for data
Data Science, Machine Learning, AI & Analytics
If your raw data is in a SQL-based data lake, why spend the time and money to export the data into a new platform for data prep?
Getting introduced to Google and their API Previously we constructed a data frame that consisted out of the following variables that we might want to perform analysis on: ## [1] "wine_farms" "wine_year" "wine_name" "points" "price" ## ...
This Refcard is about the tools used in practical Data Mining for finding and describing structural patterns in data using Python. In recent years, Python has become more and more used for the development of data centric applications thanks to the support of a large scientific computing community and to the increasing number of libraries available for data analysis
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Flexible and powerful data analysis / manipulation library for Python, providing labeled data structures similar to R data.frame objects, statistical functions, and much more - pandas/doc/cheatsheet/Pandas_Cheat_Sheet.pdf at main · pandas-dev/pandas
Discover common tricks that data can play on you, so you can avoid mistakes in data analysis. Our guide includes real-life examples and a printable poster. Get your guide
FlowingData
Working with a new data visualization tool, and wondering how to create a specific type of chart? The Chartmaker Directory (designed by Andy Kirk) indexes more than 35 tools and over 50 charts, and provides links to examples from each combination. Here's an intentionally small detail from the index, where each hollow dot in a column represents a sample chart created a tool (the rightmost column is R, for example), and solid dots also include code. The visualization tools include applications like Excel, Power BI and Tableau; languages and libraries including R, Stata, and Python's matplotlib); and frameworks like D3....
Introduction This is a follow-up post to my recent introduction of histograms. Previously, I presented the conceptual foundations of histograms and used a histogram to approximate the distribution of the “Ozone” data from the built-in data set “airquality” in R. Today, I will examine this distribution in more detail by overlaying the histogram with parametric […]
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