vamshie.hashnode.devForget Departmental Stores; Superstores Are the Trend: Understanding the Retail ShiftRetail as we know it has undergone major structural change over the last few decades. Categories that once dominated consumer spending—such as departmental stores and exclusive clothing outlets—have steadily surrendered market share to modern formats...Dec 20, 2025·6 min read
vamshie.hashnode.devCustomer Segmentation in Ecommerce: Origins, Applications, and Real-World Case Studies“Half the money I spend on advertising is wasted; the trouble is, I don't know which half.”This timeless quote by John Wanamaker perfectly captures the marketing dilemma that businesses have battled for decades: How do you ensure your marketing effor...Dec 12, 2025·6 min read
vamshie.hashnode.devANOVA in R: Origins, Applications, and Real-World Case StudiesIn data-driven decision-making, understanding whether differences between groups are meaningful or simply due to randomness is crucial. Whether you're analyzing customer behavior, manufacturing variations, or medical outcomes, statistical tools help ...Dec 10, 2025·6 min read
vamshie.hashnode.devExploratory Factor Analysis in R: Origins, Applications, and Case StudiesExploratory Factor Analysis (EFA) is one of the most widely used methods in statistics and data science for uncovering hidden patterns in high-dimensional data. Whether we work with psychological assessments, market research surveys, customer experie...Dec 8, 2025·6 min read
vamshie.hashnode.devRandom Forests in R: Origins, Applications, Case Studies & Full Implementation GuideMachine learning has evolved significantly over the past few decades, and ensemble learning algorithms like Random Forests have become central to building high-accuracy predictive models. Random Forest is especially popular due to its simplicity, rob...Dec 8, 2025·6 min read