objective: the agricultural sector is one of the most important and the most basic of productive and economic sectors in each country, and support  of this sector is a very important issue in many countries around the world, that one of the principles supporting the agriculture sector is offering to appropriate and inclusive services to agricultural manufacturers and actors. in this regard, the...

There has been a trend of increased statistical expectations for students and calls preparation their teachers in recent years, but not yet reached recommended levels. A similar gap existed at the inception Advanced Placement Statistics program, this study examines group statistics identified as exemplary by experts field to determine what challenges they faced how overcame them. Semi-structure...