Unit 0 Nature of Science

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What is quantitative research?

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Quantitative research is based on measurements and numerical data.

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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 a scientific experiment to test its effects on the dependent variable.

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What is a qualitative observation?

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A qualitative observation is descriptive and involves characteristics that cannot be measured with numbers, such as color or texture.

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What is a dependent variable?

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A dependent variable is the factor that is measured in an experiment, which is affected by the independent variable.

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What is a quantitative observation?

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A quantitative observation is based on measurable data and involves numbers, such as counts or measurements.

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What is a scientific question?

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A scientific question is a question that can be tested through experimentation and observation.

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What is the purpose of a hypothesis?

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A hypothesis is a proposed explanation for a phenomenon, which can be tested through scientific investigation.

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What is the difference between qualitative and quantitative data?

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

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What is an experiment?

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An experiment is a scientific procedure undertaken to test a hypothesis by collecting data under controlled conditions.

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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.