How Marketable is R programming?
Someone asked this on Quora: How Marketable is R programming? Answer: Let’s step back! Why do you want to learn R? OR why do people learn R? To solve problems that R can address. Right? What problems...
View ArticleAs a data analyst for the CEO in an e-commerce company, what kind of reports...
Someone asked this on Quora and here’s my reply: As a data analyst, you should work with the CEO (or other decision makers) on a quarterly (or more frequent if possible) and learn about #1 Strategic...
View ArticleWhere do data scientist hang out online?
There are few places that I can think of where data scientist hang out online: Social media: Twitter, Youtube Q&A: Quora, Reddit (DS threads), Stats.StackExchange Competition sites: Kaggle,...
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How can I start learning and exploring the field of Big Data Algorithms?
Someone asked this on Quora about how to learn & explore the field of Big Data Algorithms? Also, mentioned having some background in python already and wanted ideas to work on a good project so...
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Where can I find a data analyst mentor, be it in-person or online?
Find a mentor, where do I. Hmmmmmm…. There are few options. 1) Paid online courses with Mentoring 2) Free Options #1, Paid online courses with mentoring. I am a mentor for an ed-tech startup...
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Data analytics vs. Data science vs. Business intelligence: what are the key...
They are used interchangeably since all of them involve working with data to find actionable insights. But I like to differentiate them based on the type of the question you’re asking: What: What are...
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Is the R data science course from datacamp worth the money?
Question (on Quora) Is the R data science course from datacamp worth the money? Answer: It depends on your learning style. If you like watching videos then coursera/udacity might be better. If you...
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Single variable linear regression: Calculating baseline prediction, SSE, SST,...
Introduction: This post is focused on basic concepts in linear regression and I will share how to calculate baseline prediction, SSE, SST, R2 and RMSE for a single variable linear regression. Dataset:...
View ArticleHow do I learn #SQL for #data analysis?
Step 1: This is a good starting point: SQL School Table of Contents OR, this: Learn SQL Both of these resources were put together by analytics vendor and is targeted towards beginners. Step 2: Review...
View ArticleAny advice for moving into data science from business intelligence?
This was asked on Reddit: Any advice for moving into data science from business intelligence? Here’s my answer: I come from “Business Intelligence” background and currently work as Sr. Data Scientist....
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As a student preparing for data anaylst & science roles, should I generalize...
This question was posted on Springboard forum. Here’s my answer: It depends on your target industry & where they are in their life-cycle. It has four stages: Startup, Growth, Maturity, Decline....
View ArticleJournal of statistical software paper on tidying data:
Data cleaning takes up a lot of time during a data science process; it’s not necessarily a bad thing and time spent on cleaning data is worthwhile in most cases; To that end, I was researching some...
View Article5 tests to validate the quality of your data:
Missing Data: Descriptive statistics could be used to find missing data Tools like SQL/Excel/R can also be used to look for missing data Some of the attributes of a field are missing: Like Postal Code...
View Article[Resource] 8 Methods to calculate CLV:
There are lot of ways to apply a CLV (customer lifetime value) model. But I hadn’t seen a single document that would summarize all of them — Until I saw this: http://srepho.github.io/CLV/CLV If you are...
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How do you become a good data analyst?
This was asked on quora and here’s my reply: You can become a great data analyst by continuously improving the analytics maturity of the company/start-up that you work for: [Go to my blog for more...
View ArticleAs a data scientist, are you dissatisfied with your career? Why?
As a data scientist, I am not dissatisfied. I love what I do! But I might have gotten lucky since I got into this for the right reasons. I was looking for a role that had a little bit of both tech...
View ArticleIs it too late to become a good Data Scientist?
If you’re looking for career change, that’s never too late! If you’re looking to learn something new, that’s never too late! If you’re looking to continue learning and go deeper in data science, that’s...
View ArticleWhat are the must-know software skills for a career in data analytics after...
SQL, Excel & Tableau-like tools are good enough to start. Then add something like R eventually. And then there are tools that are specific to the industry – example: Google Analytics for the tech...
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How will bots impact the adoption of data platforms?
If you are a data science professional and haven’t heard about bots, you will soon! Most of the big vendors (Microsoft, Qlik, etc) have started adding capabilities and have shown some signs of serious...
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Rumsfeld on Analytics:
I loved the “Donald Rumsfeld on Analytics” framework shared by Avinash Kaushik in his strata talk. Even though the talk was from 5 years back, this is still relevant today! As a data analyst/data...
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