Types of Hypothesis testing along with code samples. In this excerpt, I am going to talk about hypothesis testing that every Data Scientist should know. I will be going through the most used hypothesis testing techniques along with python code. I hope it helps……. Table of Contents: Hypothesis testing and its details Level…

Explanation and derivation of PCA from a geometric point of view “ Dimensionality reduction refers to techniques for reducing the number of input variables in training data.’’ Among the number of techniques available, we will thoroughly look into PCA (Principal Component Analysis). Table of Contents: PCA intuition (geometric) Column standardization Optimization problem Calculation…