JOHN CHANHow to Determine the Sample Size of AB Test?Install the Math Everywhere Plugin to view math formulas.Feb 26Feb 26
JOHN CHANIf I were to write a practical guide on consumer loan credit risk management, this is what the…Session 1: Fundamentals Chapter 1: The Art and Science of Decision-Making Chapter 2: Fundamentals of Interest and LoanFeb 12Feb 12
JOHN CHANThe Bias of Using Observational Data to Estimate Causal EffectPlease installed Math Everywhere Plugin to view math formula.Jan 27Jan 27
JOHN CHANPrediction Or What If: What’s the Nature of Your Problem?With the rise of machine learning techniques, I believe we have become more susceptible to the ‘law of instrument bias.’ This principle…Jan 10Jan 10
JOHN CHAN[Write to Learn Series] You May Not Know Linear Regression Enough!Disclaimer: The accuracy of the information in this article is not guaranteed. The methodologies discussed are conceptual and not yet…Jan 3Jan 3
JOHN CHANJourney Through Years: Reflecting on Growth, Principles, and Future Aspirations (2024) | Data…Since the year 2020, I have shared my reflections on the year and my expectations for the upcoming one. It’s interesting to review these…Dec 25, 2023Dec 25, 2023
JOHN CHANThe Bad Habits We Inherited From SchoolThe context for this blog post is important to grasp, so allow me to provide some background. Having graduated from University in 2017 and…Jul 23, 2023Jul 23, 2023
JOHN CHANRevolutionizing Data Analytics with Text-to-SQL | Data Driven EverythingA significant portion of a Data Analyst or Business Intelligence Analyst’s time is spent translating business questions into SQL queries…Apr 15, 2023Apr 15, 2023
JOHN CHANHow to Understand the Business Cycle Through Economic Indicators?We read a lot about the economy in the news. They are like data points describing the state of the economy, such as GDP, capacity…Feb 11, 2023Feb 11, 2023