- Science- Search for natural explanations of natural phenomena
- Methodology- Scientific Method
Scientific Method
- Obtain background information (literature search and review, Internet, lab observations) know what's known and what's unknown
- Ask biological questions- what questions: descriptive research, how questions: search for casual mechanisms
- Develop testable hypotheses
- Design experiment to test hypothesis
- Collect Data
- Analyze data
- Interpret results
- Answer biological questions- Did data and results support the hypothesis
- Present the results- oral or written presentations for publication in a scientific journal
Statistical Hypotheses and Statistical Testing
- Null Hypothesis- no differences from experimental hypotheses, no relationship
- Alternate Hypothesis- opposite the Null Hypothesis
- Two-tailed and one-tailed variations
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