How about statistics, which is easy to read and fun to learn even for beginners? Let's explore various statistical questions that arise in fast-food restaurants, such as variations in quality and the results of surveys, by pondering and solving them together with the characters. Recommended for business people who feel the need for data analysis at work and students who need knowledge of statistics to write papers. - Title: Understanding Statistics - Authors: Chiharu Kogo, Atsuko Tominaga I read it once after purchasing and then stored it. There are no writings or markings.