Many Studies Use Random Assignment When Placing Research Participants into the Conditions

question 80

Essay

Many studies use random assignment when placing research participants into the conditions of an experiment.First,describe random assignment.Then,explain why it is important for an experimenter to use random assignment.

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Definitions:

Clarifying Additive

A substance added to liquids to remove or to reduce the appearance of cloudiness or turbidity.

Polypropylene

A thermoplastic polymer used in a wide variety of applications, known for its toughness, flexibility, and resistance to various chemical solvents, acids, and bases.

Millad NX8000

A highly efficient clarifier used in the production of transparent polypropylene plastics, enhancing clarity and physical properties.

Acetonide

An acetonide is a ketal formed from the diol (a molecule with two hydroxyl groups) and acetone, often used as a protective group in organic synthesis.