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Questions and Answers
What is the definition of an independent variable?
What is the definition of an independent variable?
- The variable that responds to the variable that is changed in the experiment
- The variable changed by the experimenter (correct)
- Groups that receive treatment
- A description of a natural occurrence that has been observed many times
Which group is opposite of the Experimental group?
Which group is opposite of the Experimental group?
- Control group (correct)
- Groups that receive treatment
- Experimental group
- The variable that responds to the variable that is changed in the experiment
What is the role of a hypothesis in an experiment?
What is the role of a hypothesis in an experiment?
- A description of a natural occurrence that has been observed many times
- A reasonable explanation of a scientific law
- It is derived from a hypothesis that has been supported by repeated testing
- It is what we think the answer to the question is and should be stated in terms of the variables defined (correct)
What is the definition of a scientific theory?
What is the definition of a scientific theory?
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Which term helps visualize occurrences and objects that cannot be observed directly?
Which term helps visualize occurrences and objects that cannot be observed directly?
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