1.2 Scientific Method

Science is:

• The study of natural phenomena

• A process of observation, measurement, and testing

• Based on opinion

• Can be used to predict outcomes

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Science can be based on models that are:

• physical

• mathematical

• Conceptual

• Emotional

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Science should be: (2)

• Impartial

• Objective

• Subject to opinion

• Whatever you want it to be

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The scientific method is:

• An established method of research and discovery

• A multi-step process to collect and evaluate information

• Not used in the criminal justice system

• Always right the first time

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Experimental design is:

• The process of creating an experiment to test a hypothesis

• Deciding if a criminal is guilty or innocent by scientific methods

• Spontaneous

• Planned and detailed

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anything that can be changed or controlled in an experiment, and/or any changes that occur because of something else that changed

• Variable

• Hypothesis

• Data

• Observation

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Recorded facts about what you see are:

• Observations

• Hypothesis

• Data

• Conclusions

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The two types of observations are:

• Questionable

• Quantitative

• Qualitative

• Quaint

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An observation that is measurable in a numerical form, with a unit, is:

• Questionable

• Quantitative

• Qualitative

• Quaint

An observation that is recorded in a descriptive form is:

• Questionable

• Quantitative

• Qualitative

• Quaint