LAb 1-4 Vocabulary
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Created by:
collinstcs on October 13, 2011
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15 terms
Terms | Definitions |
|---|---|
 hypothesis | an explanation based on observed facts or an idea of how things work |
| scientific method | defined in the following steps: state the problem or question, propose and explanation, collect evidence (by an experiment), analyze data, and draw conclusions |
| ethics | (in science) examines and discusses whether an investigation should or shouldn't be done |
| evidence | data gathered through research and experiments |
| inference | the process of reaching a conclusion based on evidence and reasoning |
| observation | the action of noticing significant detail in order to gain information |
| trade-offs | giving up one things in favor of another |
| clinical trial | often use a placebo group and is a controlled testing usually on a new medication |
| control | an experiment that isolates the effect of one variable on a system by holding constant all variables but the one under observation |
| placebo | a harmless substance with no effect, used as a control in testing new medicines |
| sample size | the number of objects in the sample |
| simulate | the action of imitating the character of appearance of something |
| simulation | an actual experience that is meant to mimic, or be like, another experience |
| informed consent | agreement by a patient to participate in an experiment after they understand the risks involved |
| placebo effect | any effect that seems to be a consequence of giving a placebo. The change is usually beneficial |
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