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