Simple and clear explanations of different statistical concepts — Introduction My professor once mentioned that if you can explain a term to someone who is completely unfamiliar with it and have them get the concept, then you are regarded to be knowledgeable about the subject. This method is also the approach I've taken whenever I've learned something new. As I…

Introduction Exploratory Data Analysis — EDA is an indispensable step in data mining. To interpret various aspects of a data set like its distribution, principal or interference, it is necessary to visualize our data in different graphs or images. Fortunately, Python offers a lot of libraries to make visualization more convenient…

SQL analysis of some common cases in business — Introduction In my previous post, Essential SQL Queries That Data Analysts Should Have Known, I wrote about some basic cases and functions that save analysts a little time doing their tasks. In this article, I will continue to share such more cases, but at an intermediate level. To note, throughout this…

Abstract concepts become more approachable with simple explanations — Introduction I am now pursuing a Master’s degree in Statistics and Data Science. These days, as I go more into my major, I see there are several topics I cannot understand thoroughly. There are several reasons for it. It’s possible that my comprehension of the basis was insufficient enough to proceed…

An introduction to several effective automated EDA reports that don’t require a lot of coding — Introduction After sharing some very cool libraries for effective EDA in my article, 3 Python libraries for effective EDA that you might have missed a few weeks ago, I’d like to share some more cool items like these with you. Still, this time in R. …

Simply pivot your table data with Crosstab — Introduction The Crosstab function is one of the many methods that help you reshape your data in Pandas. At first glance, its purpose appears to be comparable to pivot, and you can perform many of the same things with Pandas Crosstab as you can with Pandas Pivot Table. However, there are…

A cheat sheet for data wrangling in Python and R — Introduction As I’m now working with R besides Python, I’m occasionally confused by the syntax of the two languages and have to look them up. I have to admit that I have a memory of a goldfish; that’s why without a doubt, I’ve wasted a lot of time searching. That is…

Luckily, I found these exciting libraries! — Introduction I enjoy reading about new Python packages, and whenever I come across anything interesting, I feel inclined to write and share about it. I also once had an article sharing about this topic, which is 5 Interesting Python Libraries That You Might Have Missed. Some days ago, I continued to…

Simple but helpful libraries to create text-based tables — Introduction These days, I often spend some time reading about new Python packages in the mornings. Surprisingly, there have been so many simple yet useful libraries that I wish I had known about them sooner. I tried to summarize them into different topics, and in this article today, I’d like to…