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

SharkYunData Selection Intro— Filter Method, Wrapper Method and Embedded MethodCompare the different between Filter Method, Wrapper Method and Embedded Method.Apr 6, 2023Apr 6, 2023