The Double-Blind Experiment Is Useful Because

question 5

Multiple Choice

The double-blind experiment is useful because

• A) both the subjects and researchers know the experimental and control groups.
• B) neither the subjects nor the researchers know the experimental and control groups.
• C) only the researcher knows the experimental and control groups.
• D) there are no control groups in double-blind experiments.
• E) there are no experimental groups in double-blind experiments.

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Definitions:

Australopiths

Refers to a group of extinct hominins closely related to humans, known for their bipedal locomotion and significant role in human evolution.

Hominins

Members of the human lineage after the split from our common ancestor with chimpanzees, including all modern and extinct human species.

Upright Walking

The ability to walk on two legs with the body held vertically or nearly vertically, a characteristic primarily associated with humans.

Spider Monkey

A type of New World monkey known for its long limbs and tail, primarily living in the canopies of tropical forests.