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Chapter 1

TermDefinition
Hypothesis A Statement of what you think will during an investigation.
Observation Is a thing you find out objects , events or just a house by using your 5 senses
Variable A variable is something you can change in your test
Control Group Doesn't get the special treatment
Experiment Is the use of scientific"methods" to test your Hypothesis
Dependent Variable Change when a Independent Variable Changes
Independent Variable A Variable you can control.
Procedures A Step-By-Step instructions for completing a task
Data Information from which a conclusion can be made
Precision The ability to consistently repeat a measurement
Accuracy Is the Ability to make a measurement that is really close to the actual measurement
Inference Is drawing a conclusion about the background knowledge you know
Evidence Pieces of information that help you prove your statement
Model Objects or ideas that represent prototypes
Surveys Questions that are answered by peeps.GREAT FOR OPINION Questions
Samplin Examining random peeps for or from a poulation
DV It is what gives measured and what gets measured It gives you some data
Experimental group Gets a special treatment
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