مقارنة بين لوحتي الوسيط و المعدل باستخدام بيانات تطبيقية تمثل قوة تحمل كاشي السيراميك و قوة تحمل الأنابيب الكونكريتية

Abstract EN

The aim of this research to create the chart of (median and average) for quality control and the comparison between two charts through two types of data; first data represents the pressing power of ceramic tiles and protecting and the second data shows the pressing power of pipe concrete and carry around depending on the Statgraphics program.

The study's conclusion that the production process is under control of the data mentioned and also the average chart more accurate compared to the median chart for the normal distribution data and median chart is more accurate for the data that do not have a normal distribution