Data visualization is the graphical display of nonconcrete information for two purposes firstly for sense-making also known as data analysis and Secondly for communicating data with others.
Data visualization is a powerful tool to discover and highlight the most important aspects of the data and present them to others. This translation of the abstract into physical attributes of vision can only be successful if we understand a bit about visual perception and awareness.
As it is a fact that, "a picture is worth a thousand words". Human mind process graphical data more accurately and correctly therefore data visualization is foremost important in an organization. Because now a days a large amount of data in available within an organization, which becomes very difficult for them to analyze and interpret it.
Custom data analysis services uses Bar Graph, Pie Chart, Histograms, Data-Table, flash, analytics, to display the data of the companies. However the these tool helps in presenting the data in an elegant way and make the other person clearly understand what it is all about and what the data is actually trying to inform. It gives the clear concept and idea about what the company is actually trying to tell. It is true that you could stare at a table of numbers all day and never see what would be immediately obvious when looking at a good picture of those same numbers.