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Data Analysis Journal
A weekly newsletter about data analysis and data science
By Olga Berezovsky · Launched 2 years ago
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Let me read it first
Celebrating 100th Newsletter 🎉- Issue 100
Celebrating 2 years of writing and 100 newsletters by sharing my favorite substack reads, gratitude, and wild blasts of confetti.
Jun 29
5
1
The New Age of A/B Tests - Issue 99
The ever-changing framework of A/B tests analysis - how to adapt to it, scale, and foster analytics while keeping statistical confidence.
Jun 22
6
User Segmentation and Power User Analysis in SQL
What are user segmentation techniques? How to locate your Power users? How to do user segmentation analysis in SQL?
Jun 29, 2020
18
Engagement and Retention, Part 3: User Retention Deep Dive - Issue 98
SQL for calculating user retention, how to understand it, measure it, and read different retention graphs
Jun 15
3
Most popular
Correlation Analysis 101 in Python - Issue 35
10
SQL Interview Questions + Preparation Tips
9
5 Concepts Of Data Engineering Every Data Analyst Must Know - Issue 11
6
User Segmentation and Power User Analysis in SQL
18
What Exactly Data Analysts Do? - Issue 21
5
The Top 10 Best Blogs About Analytics - Issue 83
13
See all popular
New
Community
Python Pandas DateTime Reference Guide - Issue 97
A short guide to solutions and tips for handling DateTime cases in Python Pandas
Jun 8
4
Google Analytics Termination: Stay Calm And Keep Tracking - Issue 96
The end of Google Universal Analytics, the new age of Google Analytics 4, and how to make a switch without losing the tracking.
Jun 1
4
What Is the Best Advice You Have Ever Received? - Issue 95
What advice changed or transformed your career? Take some advice from analytics industry leaders.
May 25
4
Top 10 Python Pandas Tips For Data Analysis - Issue 94
A compilation of my favorite python pandas tricks for data analysis that will make your life easier and save you time.
May 18
3
What An Analysis of 150+ Onboarding Experiences Reveals - Issue 93
A recap and insights from onboarding research led by ProductLed experts. Welcome to product analytics - how to analyze and work with onboarding flow…
May 11
3
Why People Don’t Buy Your Subscriptions - Issue 92
Appfigures Chat with industry leaders on metrics, benchmarks, and optimizing subscriptions
May 4
2
Analytical Claustrophobia (Or Customer Data Platform) - Issue 91
Or how to make a sandwich in 587 steps.
Apr 27
5
3
User Research - Get To Know Your Users and Their Motives - Issue 90
Introduction to qualitative analysis, its methods, practice, and how the data team can support user research effectively
Apr 20
3
See all
Most popular
Correlation Analysis 101 in Python - Issue 35
10
SQL Interview Questions + Preparation Tips
9
5 Concepts Of Data Engineering Every Data Analyst Must Know - Issue 11
6
User Segmentation and Power User Analysis in SQL
18
What Exactly Data Analysts Do? - Issue 21
5
The Top 10 Best Blogs About Analytics - Issue 83
13
See all popular
Data Analysis Journal
A weekly newsletter about data analysis and data science
Subscribe
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Checklists
A/B Test Checklist
A short guide to product experimentation steps and must-know terminology.
SQL Date-Time Cheatsheet
A short guide to steps, solution, and must-know terminology
Python Pandas DateTime Reference Guide
A short guide to solutions and tips for handling DateTime cases in Python Pandas
Subscription Growth Metrics Checklist
A short guide to steps and must-know terminology
Tutorials
A Selection Of SQL Tutorials
A roundup of free SQL tutorials and articles to either get started with or to keep your querying skills strong.
A Selection Of Python Tutorials for Analysts
A roundup of my favorite tutorials for data analysts to either get started with or upkeep existing Python skills
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