In this world-famous book, Darell Huff talks about the various ways statistics are abused in order to deceive the audience and manipulate their opinions. Every day they try to influence you in order to encourage you to buy some "necessary" product or to choose the "right" candidate: "Thanks to the "Clean Teeth" paste, the formation of caries is reduced by 23%!"; "N policy supports 85% of citizens..." How to understand how reliable this or that data is? How do the calculations take place? What is taken into account and what remains behind the scenes? The author reveals the secret tools of statisticians and equips the reader with knowledge that will help to understand all the intricacies of this science and will not allow misleading.