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a logical interpretation based on prior knowledge and experience
inference
occurs when multiple sets of measurements are made during one scientific investigation
repetition
a possible explanation for a set of observations or answer to a scientific question; must be testable
hypothesis
a procedure carried out to gather data about an object or event
investigation
the extent to which a concept, conclusion or measurement is well-founded and likely corresponds accurately to the real world
validity
an expected result
prediction
the number of times an experiment is repeated
trials
a scientific procedure performed to make a discovery, test a hypothesis, or demonstrate a known fact.
experiment
a factor that can change in an experiment
variable
the group that does not receive the experimental treatment.
control group
The experimental factor that is manipulated; the variable whose effect is being studied
independent variable
information obtained through the senses in a careful, orderly way
observation
an observation that is measurable such as amount, height, length, weight etc.
quantitative observation
a particular preference or point of view that is personal, rather than scientific.
bias
an observation that deals with characteristics that cannot be expressed in numbers.
qualitative observation
facts, figures, and other evidence gathered through observations.
data
the action of copying or reproducing something
replication
a scientific test that is directly manipulated by a scientist, in order to test a single variable at a time
controlled experiment
the measurable effect, outcome, or response to manipulations of the independent variable
dependent variable
a series of steps followed to solve problems including collecting data, formulating a hypothesis, testing the hypothesis, and stating conclusions.
scientific method