Data Analysis . . . D ata Analysis in simple words is a method in which we collect data with the goal of discovering some useful information, informing conclusions, and which can support decision making. For example: when we want to book a flight from one place to another we go to many different websites of different flight companies or booking sites we gather data we see and then analyse their comfort ,their flight duration ,their prices ( this is data analysis ) and we come to a decision from the data we gathered ( this is decision making ) this is the same process as we first gather data we then analyse the data and we make a decision . What kind of Information? I nformation can be of many forms as to what we search ,what type of content we like or we watch ,places we visit ,our photos ,and everything the internet knows about us . What is the threat through data analysis? D ata Analysis is done by bigger companies as well as smaller companies and also each and...