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Questions and Answers

What is the purpose of a double-blind study?

To manipulate and study the effects of multiple independent variables

To understand the individual and combined effects of independent variables

To compare different groups of participants exposed to different conditions

To control for observer bias and demand characteristics (correct)

What distinguishes Between-Subjects designs from Within-Subjects designs?

Whether the same participants are exposed to multiple conditions (correct)

The type of dependent variable measured

The number of independent variables manipulated

The duration of the study conducted

How is internal validity related to the effects of independent variables on dependent variables?

Internal validity manipulates multiple independent variables.

Internal validity controls for observer bias and demand characteristics.

Internal validity evaluates if the design effectively isolates the effects of the independent variables. (correct)

Internal validity refers to comparing different groups of participants.

What is the primary aim of a masked study in research?

To control for observer bias and demand characteristics Signup and view all the answers

In a factorial design, what happens to levels of independent variables?

They are combined to create different conditions for analysis. Signup and view all the answers

What is the main aim of a one-way research design?

To study the impact of a single independent variable on a dependent variable Signup and view all the answers

Which research method is typically used to explore rare phenomena or generate hypotheses for further research?

Case Study/Histories Signup and view all the answers

What is needed in a study to establish causality through manipulation of the Independent Variable (IV) and observation of its effect on the Dependent Variable (DV)?

Random assignment of participants Signup and view all the answers

In which type of study is random assignment of participants to groups not feasible or ethical?

Quasi Experiment Signup and view all the answers

What is an essential aspect of a quasi experiment due to the lack of random assignment in participant grouping?

Statistical control for confounding variables Signup and view all the answers

Which type of study examines the relationship between two or more variables and does not imply causation?

Correlational Study Signup and view all the answers

What is a key characteristic of a True Experiment that distinguishes it from other research methods?

Random assignment of participants to groups Signup and view all the answers