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LSH PS Unit 1A
Scientific Method
| Term | Definition |
|---|---|
| Observation | Information gathered with the senses |
| Inference | A mental judgement |
| Science | A process of investigation |
| Assumption | Something accepted as true without investigation |
| Bias | Seeing things a certain way whether they are that way or not |
| Qualitative data/observation | A category or label |
| Quantitative data/observation | A count or measurement |
| Hypothesis | A testable statement that proposes a cause and effect relationship between two variables |
| Experiment | Testing a hypothesis under controlled conditions |
| Variable | Any factor that can change during an experiment and affect the results |
| Dependent variable | The measured variable |
| Independent variable | The variable being tested |
| Constant | Any variable that is not allowed to change during an experiment |
| Control | Something to measure experimental results against |
| Scientific Theory | An attempt to explain the evidence based on many investigations |
| Scientific Law | A statement that gives 100% predictability |
| Model | Anything that represents something else |
| Technology | The application of scientific principles or concepts |
| Blind study | A study in which the participants don't know if they are in the control or experimental group |
| Double-blind study | The experimenter and the participants don't know who is in the control or experimental group |
| Placebo effect | Something produces results because it is expected to |