One Reason Random Assignment Is Considered Important in Experimental Research

question 18

Multiple Choice

One reason random assignment is considered important in experimental research is because:

• A) it allows researchers to determine which two variables are correlated to one another.
• B) it allows a more representative sample of participants to be chosen for the study .
• C) it allows researchers the ability to infer cause and effect.
• D) it both allows a more representative sample of participants to be chosen for the study and it allows researchers the ability to infer cause and effect.

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Definitions:

Physical Units Method

An inventory costing method that allocates expenses based on the physical units produced or available, commonly used for homogeneous products.

Actual Physical Units

Actual physical units refer to the tangible quantity of items produced, held in inventory, or sold, as measured by physical count.

Joint Costs

Costs that are incurred in the process of producing two or more products simultaneously and cannot be easily separated for each product.

Market Value at Split-Off Method

A method used in accounting to allocate joint costs among products on the basis of their respective market values at the point where they are separable or split-off.