Introduction: To begin, Data visualization is the important step in data science field. Tableau is essential to analyse large amount of information. It helps in making effective data driven decision. Let’s know more in detail about data visualization and its tools. What is Data? Simply, Data is a collect of facts and figures in any form, can be translated into any form that is efficient for movement or processing. Information is data arranged in an organized form. What & Why Data Visualization? Briefly, Data visualization is the process of creating a visual representation of a data set. certainly, It is…