In Addition to Most Persons Over Age 65,which of the Following

question 48

Multiple Choice

In addition to most persons over age 65,which of the following persons is (are) eligible for Medicare benefits?
I.Persons under age 65 who have been entitled to Social Security disability benefits for at least 24 months
II.Persons under 65 who need long-term kidney dialysis treatment or a kidney transplant

• A)I only
• B)II only
• C)both I and II
• D)neither I nor II

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Definitions:

Random Assignment

A method used in experiments to assign participants to different groups using randomization, ensuring that each participant has an equal chance of being placed in any group.

Blocking

A technique used in experimental design to group experimental units with similar characteristics together, in order to reduce the variability caused by these characteristics.

Random Assignment

The process of allocating subjects or experimental units to different groups in an experiment using random methods, to ensure that each group is similar at the start.

Double Blind

A study or experiment design in which neither the participants nor the experimenters know who is receiving a particular treatment, to prevent bias.