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class notes biomedical science: foundations of life
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notes for biomedical science
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Scientific MethodSystematic Approach
observation
hypothesis
prediction
experimentation
conclusion
deductive reasoning- general principles to make the specific predictions.
inductive reasoning- specific observations to develop general conclusions.
Scientific Method
begins with a question.
observation=question
hypothesis-possible explanation, allows predictions, must be tested, can be changed and
refined.
prediction- based on hypothesis, provides a way to test hypothesis, hypothesis must be
rejected if experiment produces results inconsistent with predictions.
experiments-test hypothesis, only one variable at a time, includes control.
conclusion
Variables
factors that can be controlled changed or measured.
independent variable- the one condition you change.
dependent variable- variable in measure or observe, dependent on the state of
independent.
control variable- a variable that stays the same.
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