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Questions and Answers
What is the term for a variable that is intentionally changed by the researcher to observe its effect on the dependent variable?
What is the term for a variable that is intentionally changed by the researcher to observe its effect on the dependent variable?
- Independent variable (correct)
- Dependent variable
- Control variable
- Constant variable
What is the primary purpose of a control group in an experiment?
What is the primary purpose of a control group in an experiment?
- To test the independent variable
- To provide a standard against which to compare the experimental group (correct)
- To increase the experimental period
- To reduce the sample size
What is the benefit of graphing data in scientific research?
What is the benefit of graphing data in scientific research?
- It reduces the accuracy of the data
- It makes the data more complicated
- It provides a visual representation of the data, making it easier to analyze and draw conclusions (correct)
- It eliminates the need for statistical analysis
What is the scientific method primarily used for?
What is the scientific method primarily used for?
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What is the focus of the field of biology?
What is the focus of the field of biology?
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