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Research Design and Analysis Exam Preparation

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Questions and Answers

In a true experiment, what is the variable that is manipulated?

Control Variable

Dependent Variable

Independent Variable (correct)

Extraneous Variable

What is the key factor needed to establish causality in a true experiment?

Correlation

Quasi Experiment

Control Group

Random Assignment (correct)

What type of study aims to describe events or characteristics of a particular individual or group?

Case Study (correct)

Quasi Experiment

Correlational Study

True Experiment

Which research design type involves randomly assigning participants to different conditions?

True Experiment Signup and view all the answers

What is the variable that is measured in an experiment based on the changes in the independent variable?

Dependent Variable Signup and view all the answers

Which method ensures that every subject has an equal chance of being assigned to any condition in a study?

Random Assignment Signup and view all the answers

What is the main difference between True experiments and Quasi experiments?

True experiments manipulate independent variables, while Quasi experiments do not manipulate IVs. Signup and view all the answers

In factorial designs, what does it mean for variables to be 'completely crossed'?

Each level of every IV appears in combination with every level of every other IV. Signup and view all the answers

What characterizes Between Subjects Designs?

Subjects are exposed to one experimental condition each. Signup and view all the answers

Which Internal Validity threat involves the risk of participants naturally changing over time?

Maturation threats Signup and view all the answers

How are Observer bias and Demand characteristics controlled in studies?

Through double-blind studies Signup and view all the answers

What is the focus of External Validity in a study?

Ensuring the study results can be generalized beyond the experiment. Signup and view all the answers