Data
Skills
Data Engineering
Defining Data IntuitionRyan proposes the following definition for data intuition: a resilience to misleading data and analyses.
Quick Guide: Calculate Cohort Retention Analysis with SQLHuy provides a step-by-step walk-through of how to generate cohort retention by month using two source tables - users and activities.
Practical SQL for Data AnalysisHaki provides an in-depth guide to using SQL for fast and efficient data analysis. He dives into specific tactics including descriptive statistics, subtotals, pivot tables, running and cumulative aggregation, linear regressions, interpolations, and binning.
Kickstarter's Engineering & Data Science Career LaddersKickstarter's approach has fewer levels and uses textual descriptions rather than a matrix of skills.
The Startup Founder’s Guide to AnalyticsTristan walks you through how your startup should be doing analytics at five different stages: Founding Stage (0 to 10 employees) Very Early Stage (10 to 20 employees) Early Stage (20 to 50 employees) Mid-Stage (50 to 150 employees) Growth Stage (150 to 500 employees)
The SQL Tutorial for Data AnalysisThis SQL tutorial explains what SQL is and will take you through the basic functions, including SELECT, LIMIT, WHERE, etc.
