Data Analysis - Comparing the results

DATA ANALYSIS

Data analysis is a process of inspecting, cleansing, transforming, and modelling data with the goal of discovering useful information, informing conclusions, and supporting decision-making. Data analysis has multiple facets and approaches, encompassing diverse techniques under a variety of names, and is used in different business, science, and social science domains. In today's business world, data analysis plays a role in making decisions more scientific and helping businesses operate more effectively.

How do we know which is better?

It is easy to see which is better, 10 items for €5 or 5 items for €1.1. But in life we want to test and solve more complicated problems.