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Chapter1

TermDefinition
Hypothesis a statement of what you think will happen during an investigation.
Observation something you find out about objects,events,or living things.
Experiment the use of scientific methods to test your hypothesis.
Variable something that can change in a test.
Control Group the group that doesn't get the special treatment.
Procedures step by step instructions for completing
Data information from which a conclusion can be drawn or a prediction
Precision the ability to consistently repeat a measurement.
Accuracy the ability to make a measurement that is as close to the actual value as possible
Inference a conclusion based on observations
Evidence observations that make you believe that something is true.
Independent variable something that you can control.
dependent variable something changes. it is what is measured. this is your data.
models objects or ideas that represent other things
surveys questions that are answered by people. great for opinion questions.
sampling examining random individuals from a population.
experimental group the group that gets the special treatment.
Created by: rebecca-marler1
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