In a Double-Blind Experiment

question 130

Multiple Choice

In a double-blind experiment:

• A)the researcher conducting the post-treatment assessment does not know which participants were given the treatment and which had been assigned to a wait-list control.
• B)the researchers conducting the treatment send their data to an impartial laboratory for analysis;they are kept blind as to the results of the study until publication.
• C)both the experimenter and the participant are uninformed about which treatment the participant is receiving.
• D)participants never know if they were given the treatment or not.

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Definitions:

Presbycusis

Loss of acuteness of hearing due to age-related degenerative changes in the ear.

Degenerative Changes

The process involving the gradual deterioration of the structure or function of tissues, organs, or the entire organism, often associated with aging.

Age Validation

The process or method used to confirm or determine an individual's age or the age of objects or samples.

Age Discrimination

Unfair treatment or prejudicial attitudes towards individuals or groups based on their age, particularly in the context of employment and workplace.