Examlex
Nonresponse bias occurs when those responding to a survey or poll differ systematically from the nonrespondents.
Educational Accountability
The principle that schools, teachers, and students must be responsible for demonstrating learning progress and meeting established educational standards.
No Child Left Behind
A U.S. Act enacted in 2001 aimed at closing the achievement gap with accountability, flexibility, and choice, so that no child is left behind in their education.
Parental Options
The range of choices available to parents in decisions regarding their children's upbringing, education, and care.
Attention Disorders
A variety of disorders characterized by difficulties in maintaining focus, paying attention, or controlling impulses, often diagnosed in childhood such as ADHD.
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