To grasp the information in statistics data, the right use and the exact analysis of graphs are very important. But, the statistics graphs which students always see in mass media, often have some defects which can not be found easily.
In this work, t...
To grasp the information in statistics data, the right use and the exact analysis of graphs are very important. But, the statistics graphs which students always see in mass media, often have some defects which can not be found easily.
In this work, the case of misuse and special use of ratio graph and the case of use of radar chart represented at mass media are analyzed. And how to teach making and interpreting rightly the ratio graph and radar chart in mass media is investigated.