Exam 2 Review - AP Psych Research & Statistics

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What is the dependent variable in an experiment?

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The dependent variable is the outcome or response that is measured in an experiment, which is affected by changes in the independent variable.

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What is the independent variable in an experiment?

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The independent variable is the factor that is manipulated or changed in an experiment to observe its effect on the dependent variable.

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What are controlled variables?

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Controlled variables are factors that are kept constant throughout an experiment to ensure that any changes in the dependent variable are solely due to the manipulation of the independent variable.

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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 in an experiment.

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What is ethics in research?

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Ethics in research refers to the moral principles and guidelines that researchers must follow to ensure the safety, dignity, and rights of participants.

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What is naturalistic observation?

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Naturalistic observation is a research method where the researcher observes subjects in their natural environment without interference.

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What is a case study?

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A case study is an in-depth analysis of a single individual, group, or event to explore complex issues in real-life contexts.

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What is a survey in research?

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A survey is a research method that involves collecting data from a group of people through questionnaires or interviews to gather information about their opinions, behaviors, or characteristics.

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

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The control group serves as a baseline to compare the effects of the independent variable, helping to isolate the variable's impact.

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What is the significance of random assignment in experiments?

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Random assignment helps ensure that each participant has an equal chance of being placed in any group, reducing bias and increasing the validity of the results.