Protective custody. Protective custody is a type of imprisonment (or care) to protect a person from harm, either from outside sources or other prisoners. Many administrators believe the level of violence, or the underlying threat of violence within prisons, is a chief factor causing the need for PC units.
What are the two defining features of an experiment. for a good experiment, you need good manipulation skills (don't always ask the teacher what to do). each experiment must have a dependent, an independent and control variables. your lab report must have background info, aim, hypothesis, list of appar... view the full answer.
The defining feature of a cross-sectional study is that it can compare different population groups at a single point in time. Think of it in terms of taking a snapshot. Findings are drawn from whatever fits into the frame.