Experimental Design Review

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What is an observation?

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An observation is a statement based on what you see, hear, or measure directly.

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What is an inference?

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An inference is a conclusion drawn from observations, often involving reasoning or assumptions.

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What is a dependent variable?

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A dependent variable is the factor in an experiment that is measured or tested, and it changes in response to the independent variable.

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What is an independent variable?

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An independent variable is the factor that is changed or controlled in an experiment to test its effects on the dependent variable.

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What is evidence in scientific terms?

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Evidence refers to data and/or observations that support a claim or hypothesis.

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What is a hypothesis?

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

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What is a control group?

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A control group is a group in an experiment that does not receive the treatment and is used as a benchmark to measure how the other tested subjects do.

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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 is the purpose of a scientific experiment?

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The purpose of a scientific experiment is to test a hypothesis by collecting data and analyzing the results.

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What is a conclusion in scientific research?

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A conclusion is a summary of the results of an experiment, explaining whether the hypothesis was supported or not.