2.3 position measurement of information
.Basically, when we make the location or the order of the data sets, such as in the International Olympic math competition summaries often summarized by sort in which each country.Without another information together. The receiver of the message will not be able to know the position mentioned. In the part of the data. Which makes it can not be concluded that the score was in good position, such as in B.Prof.2546 Thailand has sent a team of students to participate in the International Mathematical Olympiad competition times 46 at Japan, it is revealed that the total score of the team in this competition was 111 points. And the number 19.But if there is more information in this competition are countries that joined the competition all 82 countries. To conclude that a team from the position in the group one of the first countries from all 82
.
.In addition, to help make the mentioned position is means namely. Can tell immediately that the position is good or profit in the group.
percentile (Percentile)
.When the data set one Maria value of data from ascending. Percentile values of information at the point of 99 points, which divided the data which ascending out 100 parts. Each section has the information equally.So the percentile at 65 (P65), is that the data is less than the value of about sixty five in hundreds of data.
การแปล กรุณารอสักครู่..
