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?

<p>True Experiment (C)</p> Signup and view all the answers

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

<p>Dependent Variable (D)</p> 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?

<p>Random Assignment (C)</p> Signup and view all the answers

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

<p>True experiments manipulate independent variables, while Quasi experiments do not manipulate IVs. (A)</p> Signup and view all the answers

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

<p>Each level of every IV appears in combination with every level of every other IV. (A)</p> Signup and view all the answers

What characterizes Between Subjects Designs?

<p>Subjects are exposed to one experimental condition each. (A)</p> Signup and view all the answers

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

<p>Maturation threats (A)</p> Signup and view all the answers

How are Observer bias and Demand characteristics controlled in studies?

<p>Through double-blind studies (C)</p> Signup and view all the answers

What is the focus of External Validity in a study?

<p>Ensuring the study results can be generalized beyond the experiment. (C)</p> Signup and view all the answers

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