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hypothesis a statement of what you think will happen during an investigation
observation you find out about objects events or living things using your senses
experiment the use of scientific methods to test your hypothesis
variable something that can change in a test
control group the group that does not get the special treatment
procedures step-by-step instructions for completing a task
model objects or ideas that represent other things
sampling examining random indivituals from a population
independent variable the variable that you control
dependent variable what gets measured changes when independent changes
experimental group gets the special treatment
surveys questions that are answered by people good for opinions
data information from which a conclusion can be made
evidence observations you make when you think something is true
inference a conclusion based on an observation
accuracy a score as close to the real thing as possible
precision constantly repeting an experiment
Created by: alexander-