When Placing Participants into Conditions or Groups for a Study

question 24

Multiple Choice

When placing participants into conditions or groups for a study, researchers should use ________to ensure each participant has equal probability of being placed into each group.

• A)external validity
• B)systematic sampling
• C)random sampling
• D)random assignment

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Definitions:

Cranium

The skull, especially the part enclosing the brain.

Pectoral Girdle

Site of attachment of the upper limb to the trunk; consists of the scapula and the clavicle; also called shoulder girdle.

Cervical Vertebrae

The seven vertebrae in the neck region of the spine that support the skull and enable a range of head movements.

Nasal Septum

The cartilage and bone that separates the nasal cavity into two nostrils.