# Tutorials

data analysis
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## Text Mining in R: Are Pokémon GO Mentions Really Driving Up Stock Prices?

Recreate your own news trends feature in R, mining Pokémon GO data from Google News Trends and Yahoo Finance.
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r programming
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Build a better R culture at your company with an internal meetup!
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python
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## Preprocessing in Data Science (Part 3): Scaling Synthesized Data

You can preprocess the heck out of your data but the proof is in the pudding: how well does your model then perform?
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machine learning
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python
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## Preprocessing in Data Science (Part 1): Centering, Scaling, and KNN

This article will explain the importance of preprocessing in the machine learning pipeline by examining how centering and scaling can improve model performance.
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learning data science
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## The Data Science Industry: Who Does What (Infographic)

This infograph compares the roles of data scientists, data analysts, data architects, data engineers and more in the data science industry.
learning data science
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46
r programming
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## Importing Data Into R - Part Two

A tutorial on importing data into R. The focus is on reading data from sources like statistical software, databases, webscraping, and more.
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r programming
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## 15 Questions All R Users Have About Plots

There are different types of R plots, ranging from the basic graph types to complex types of graphs. Here we discover how to create these.
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r programming
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## A Tutorial on Using Functions in R!

The tutorial highlights what R functions are, user defined functions in R, scoping in R, making your own functions in R, and much more.
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r programming
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## Choosing R or Python for Data Analysis? An Infographic

Wondering whether you should use R or Python for your next data analysis post? Check our infographic "Data Science Wars: R vs Python".
r programming
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114
114
r programming
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## Web Scraping with R and PhantomJS

Short tutorial on scraping Javascript generated data with R using PhantomJS.
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r programming
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## How to Make a Histogram with ggplot2

Learn how to make a histogram with ggplot2 in R. Make histograms in R based on the grammar of graphics.
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r programming
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## How to Make a Histogram with Basic R

Tutorial for new R users whom need an accessible and easy-to-understand resource on how to create their own histogram with basic R.
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general
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## How to Speak Data Science

Data Science has its own language. This is a great list of often-heard data science terminology and quotes by Datacamp.
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r programming
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## A data.table R Tutorial: Intro to DT[i, j, by]

The free data.table R tutorial explains the basics and syntax of the data.table package for R. Master the data.table syntax now.
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