SharkYunMost Common Interview Questions (Data Analyst/Scientist) and general BQMost Common Interview Questions Data AnalystSep 11, 2023Sep 11, 2023

SharkYunLogistic Regression: From Linear Relationships to Binary Classifications (with Full Explanation)Quick Recap of Linear Regression; What is Logistic Regression; Why Logistic Regression is powerful; How to interpret Logistic RegressionAug 27, 2023Aug 27, 2023

SharkYunThe AUC-ROC Curve: Decoding Classifier Performance and Discriminatory PowerWhat is the AUC-ROC curve, How AUC-ROC work, How to interpret the AUC-ROC curve, Why AUC-ROC curve is powerful (with case study)Aug 14, 2023Aug 14, 2023

SharkYunComplete Guide to confusion matrix, accuracy, precision, recall and F1 score | Easy to understand…How to choose the right performance matrix, Common Mistake with accuracyAug 5, 2023Aug 5, 2023

SharkYunDatabase Normalization & Normal Forms Step-by-step ExampleWhat is Database Normalization? Understanding Normal Forms and practical Step-by-step example in 1NF, 2NF, 3NF, and BCNF with Full ExMay 22, 2023May 22, 2023

SharkYunA/B Testing — 6 Practical Steps of Implementation with Full ExplanationWhat is A/B testingMay 10, 2023May 10, 2023

SharkYunObservation Study vs Experimental Study (with examples and full explanation/comparison)Observational studies and experimental studies are two types of research designs used in scientific research. Easy understanding, we can…May 2, 2023May 2, 2023

SharkYunWhy using ‘n-1’ instead of ‘n’ in Sample Variance? (Full explanation and Python example)For people who first learn statistics, they would often ask that why are we having ‘n-1’ in denominator for sample variance instead of ’n’…Apr 16, 2023Apr 16, 2023

SharkYunFeature Selection — Wrapper Method with AIC/BIC in R and Python(with Code example)Data Selection Intro— Filter Method, Wrapper Method and Embedded Method Compare the different between Filter Method, Wrapper Method and…Apr 7, 2023Apr 7, 2023