Variables Flashcard

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What is a hypothesis?

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A hypothesis is a testable statement or prediction about the relationship between two or more variables.

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What is a dependent variable?

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The dependent variable is the variable that is measured or observed in an experiment, and it is affected by changes in the independent variable.

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What is an independent variable?

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The independent variable is the variable that is changed or manipulated in an experiment to test its effects on the dependent variable.

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What is an observation?

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An observation is a statement based on what one sees, hears, or experiences, without interpretation.

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What is an inference?

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An inference is a conclusion drawn from observations, which involves interpretation and reasoning.

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What is the scientific method?

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The scientific method is a systematic process used for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.

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What is the purpose of a control group in an experiment?

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The control group is used as a standard for comparison; it does not receive the experimental treatment.

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What is a variable in an experiment?

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A variable is any factor, trait, or condition that can exist in differing amounts or types.

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What does it mean to manipulate a variable?

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To manipulate a variable means to change it intentionally in an experiment to observe the effects.

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What is the difference between qualitative and quantitative data?

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Qualitative data describes characteristics or qualities, while quantitative data involves numerical measurements.