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chapter 1

data is information from which a conclusion can be drawn or a prediction can be made
procedures is step-by-step instructions for completing a task
control group the group that dosen't get the special treatment
variable is somthing that can change in a test
experiment is the use of scientific methods to tests your hypothesis
observation is something you find out about objects, events, or living things by using your senses
hypothesis is a statement of what you think will happen during an investigation
inference is a conclusion based on observations
independent variable is one that you can control
dependent variable changes when an independent variable it is what gets measured and give you data.
evidence are observations that make you believe that somthing is true
precision is the abilitlyto consistently repeat a measurement
accuracy is the ability to make a measurement that is as close to the actual value as possible.
model objects or ideasthat represent other things
survey questions that are ansered by people
sampling examining random individuals from a population
experimental group the group that gets the special treatment
Created by: peyton-guider



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