What Is Data Analysis?
Michael Nocito
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70 posts published so far
SQL Aliases: How to Read a Query Out Loud
Michael Nocito
How to Verify an AI Agent Actually Did the Work
Michael Nocito
SQL JOINs: How to Join Two Tables Without Losing or Doubling Rows
Michael Nocito
How to Build a Tableau Dashboard and Story
Michael Nocito
Technical Tenacity: What to Do When the Tools Fight Back
Michael Nocito
COUNT in SQL, Explained for Beginners
Michael Nocito
Entity Resolution: One Real Thing, Many Messy Names
Michael Nocito
The SQL CASE Expression, Explained for Beginners
Michael Nocito
How SQL and Python Work Together in Data Analysis
Michael Nocito
Why Exploratory Data Analysis Matters
Michael Nocito
Your Data Is Never Fully Clean, and Analysts Ship Anyway
Michael Nocito
Operationalization: Turning Fuzzy Questions Into Measurable Definitions
Michael Nocito
Data-Driven Thresholds: Picking Cutoffs You Can Defend
Michael Nocito
How to Handle Large Datasets
Michael Nocito
Git and GitHub for Analysts
Michael Nocito
How to Set Up a SQL Database for Beginners
Michael Nocito
Your First Analysis Is the Role You Are Targeting
Michael Nocito
The Eight Stages of a Data Migration, and the Gate That Closes Each One
Michael Nocito
How to Comment SQL So It Teaches
Michael Nocito