This e book makes the concept of Biostatistics easy to understand. Filled with illustrations and screenshots the author has left no stone unturned to simplify this complex topic. Three types of statistical calculations have been discussed for each example. The first is the normal manual way of doing things, the next is using statistical software like Microsoft Excel which is commonly available in users Desktops / Laptops. Professional statistical software SPSS which is the bench mark for all statistical tools is also discussed in detail.