Blog Archives

Pros and Cons of Top Data Science Online Courses

August 23, 2019
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Pros and Cons of Top Data Science Online Courses

There are a variety of data science courses online, but which one is the best? Find out the pros and cons of each! Coursera, EdX, etc These MOOCs have been around for several years now and continue to grow. But are they really the best option for learning online? Pros: Lots of Topics including R … Continue reading Pros...

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Shapiro-Wilk Test for Normality in R

August 7, 2019
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Shapiro-Wilk Test for Normality in R

I think the Shapiro-Wilk test is a great way to see if a variable is normally distributed. This is an important assumption in creating any sort of model and also evaluating models. Let’s look at how to do this in R! And here is the output: So how do we read this? It looks like … Continue reading Shapiro-Wilk...

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Dollar Signs and Percentages- 3 Different Ways to Convert Data Types in R

August 6, 2019
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Working with percentages in R can be a little tricky, but it’s easy to change it to an integer, or numeric, and run the right statistics on it. Such as quartiles and mean and not frequencies. Essentially you are using the sub function and substituting the “%” for a blank. You don’t lose any decimals … Continue reading "Dollar...

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R Weekly on Github

May 5, 2019
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R Weekly on Github

Check out this repo from Rweekly.org on Github: https://github.com/rweekly/rweekly.org This is a great place to start with some coding fun and contribute to the community. Also hold you accountable. Here’s an excerpt to their page: R Weekly R weekly provides weekly updates from the R community. You are welcome to contribute as long as you … Continue reading "R...

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