In order to learn the concept of statistical techniques one needs to run real experiments that generate reliable data. In practice, the data from some well-defined process or system is very costly and time consuming. It is difficult to run real experiments during the teaching period in the university. To overcome these difficulties, statisticians…

A point "E" inside a triangle "ABC" can be coordinatized by the areas of the triangles "EBC," "ECA," and "EAB." These are called the barycentric coordinates of "E." It can also be coordinatized using the six segments into which the cevians through "E" divide the sides of "ABC," or the six angles into which the cevians through "E" divide the angles…

This report describes findings on the quality of the More at Four Program and the outcomes for children during pre-k from two program years: 2003-2004 (year 3) and 2005-2006 (year 5). Separate results for the 2005-2006 cohort are presented to provide a picture of the program in its most recent year of operation as well as results from the 2…

A comprehensive guide for observers using the Pupil Activities Record--Revised (PAR-R), this manual covers procedures followed in systematic observation of a student's classroom activities for the period of one instructional day. The manual provides general information about the purpose and design of the PAR and explains the revisions, which were…

This study was designed to describe the frequency of professional development activities provided to part-time occupational and technical program faculty. Additionally, the perceptions of occupational education officers concerning the instructional professional development needs and their appropriate delivery method(s) for these faculty members…

Developing the Trends in International Mathematics and Science Study (TIMSS) 2007 Assessment Frameworks represents an extensive collaborative effort involving individuals and expert groups from more than 60 countries around the world. The document contains three frameworks for implementing TIMSS 2007--the Mathematics Framework, the Science…

This report presents estimates of the proportion of teachers who use a wide range of teaching practices, including those frequently recommended in curriculum and teaching standards and those that have traditionally been part of teachers' practice. The report analyzes data from the 1994-95 Teacher Follow-up Survey, which administered a series of…