Despite a half - century of data and research showing that retention does not result in long - term gains in achievement, schools continue to retain students. (schargel.com)
Then in the body part you can disclose the topic giving specific details and relevant information, statistical data and research on the topic. (customwritingservices.org)
A realistic combination of using data and research with the professionalism required of teachers. (teachermagazine.com.au)