Risk

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Created by: hannahmurray
Created on: 20-04-14 20:20

Risk

The probability of occurrence of some unwanted event or outcome. Anything that can potentially cause harm to humans.

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Estimating risks to health

Number of people who died for the disease/injury divided by the total population at the time

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Perception of risk

Overestimated risk; exposure to media and other peoples experiences, constant worrying. Underestimate; lack of information making them unaware of the factors that contribute to certain diseases such as CVD

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Correlation

Positive; two variables, as one increases results in increase in the other. Negative; increase in one variable, decrease in the other. Large amounts of data to check correlation statistically correct.

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Causation

When a change in one variable causes a change in the other

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Null hypothesis

Scientists assume for the sake of argument that there will be no difference between the experimental group and control group, test this hypothesis. Carry out experients which they can control variables, see if one variable is affecting the other

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Other cards in this set

Card 2

Front

Estimating risks to health

Back

Number of people who died for the disease/injury divided by the total population at the time

Card 3

Front

Perception of risk

Back

Card 4

Front

Correlation

Back

Card 5

Front

Causation

Back

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