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question 8

Multiple Choice

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Using the data obtained for 2007-2008 January to March (Q4) relating to attendance at A&E departments (see appendix 1) , calculate the range.

• A) 2.1
• B) 2.2
• C) 2.3
• D) 2.4

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Definitions:

PCBs

Polychlorinated biphenyls, a class of highly toxic chemical compounds used in various industrial applications, now banned or restricted due to environmental and health risks.

Fetal Development

The progressive growth and formation of a fetus inside a woman's uterus, starting from conception to birth.

Natural Experiments

Observational study designs where the subjects are exposed to the experimental and control conditions that are determined by nature or by other factors outside the control of the investigators.

Cephalocaudal

A principle of growth and development where development proceeds from the head down through the body.