DrWebb Designs a Research Study in Which Neither the Subjects

question 34

Multiple Choice

Dr.Webb designs a research study in which neither the subjects nor the individuals who interact directly with the subjects know which is the control group and which is the experimental group in the study.Dr.Webb probably chose this type of research design in order to

• A) avoid the need to obtain ethics approval for the study.
• B) minimize the possibility of self-report bias.
• C) ensure that her sample is not biased.
• D) reduce the impact of experimenter bias.

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Definitions:

In Vitro Culture

The cultivation of cells, tissues, or organs under controlled conditions in a laboratory environment, outside of their natural context.

Acquired Traits

Characteristics or changes that are not inherited genetically but rather developed due to environmental influences or personal activities during an organism's life.

Jean Baptiste de Lamarck

An early 19th-century French biologist known for his theory of inheritance of acquired characteristics, a concept predating but ultimately overshadowed by Darwin's theory of evolution.

Charles Darwin

A 19th-century naturalist known for developing the theory of evolution by natural selection.