What Is Random Assignment

question 139

Multiple Choice

What is random assignment?

• A)Subjects are allowed to choose which group or condition they would like to be in.
• B)All topics have an equal chance of being assigned to a particular experimenter.
• C)A different method is used to assign each subject to a group or condition.
• D)All subjects have an equal chance of being assigned to any of the groups or conditions.

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Definitions:

Probability Density

A mathematical function that specifies the likelihood of a continuous variable taking on a particular value, critical in the context of continuous probability distributions.

Uniform Distribution

A type of probability distribution where all outcomes are equally likely to occur within a certain range.

Continuous Uniform

A distribution that assigns an equal probability to all outcomes in a continuous range.

Random Variable

A variable whose possible values are outcomes of a statistical experiment, where the value is determined by chance.