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Chapter One

QuestionAnswer
hypothesis statement of what you think will happen during an investigation
observation something you find out about objects,events,or living things by using your senses
experiment the use of scientific methods to test a hypothesis
variable something that can change in a test
control group a standard against which change is measured or a group in which all conditions are kept the same; the group that doesn't receive the special treatment
procedures step-by-step instructions for completing a task
data information from which a conclusion can be drawn or a prediction can be made
precision the ability to consistently repeat a measurement
accuracy the correct things divided by the attempts
inference a conclusion based on observations
evidence observations that make you believe that something is true
model(s) objects or ideas that represent other things
survey(s) questions that are answered by people or people that are questionnaires that are given to a number of people are interviewed by people in person or on the phone
sample(ing) a doctor who may examine random individuals from a population
independent variable the variable that is changed by the scientist, the I Control variable
dependent variable changes when the independent variable changes;what is being measured
experimental group the group that receives the special treatment
Created by: aidan-ackert
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