This is the instant visualizations about product price data by the approach of exploratory data analysis and hirarchical clustering. 1. Import a data file of product and price in xlsx file. 2. Cleaning data for machine readable in r programming language. 3. Summary, segmentation, and visualizations about price, margin, and order quantity. After this, the following actions witll be taken for business analysis. Hypothesis testing, regression analysis, segmentation and targeting, price elasticity analysis, and forecasting with economic indicators, such as inflation rate. Satoshi

This presentation provides suggestions for business owners to prepare for tax season.