A Primary Key Field Should Never Allow Full Values

question 41

True/False

A primary key field should never allow full values.

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Definitions:

Nonprobability Sampling

Sampling based on a judgment by the researcher.

Random Assignment

A method in research design that allocates participants to different groups purely based on chance, ensuring that each participant has an equal opportunity to be assigned to any given group.

Control Group

A control group is a group in an experiment or study that does not receive the treatment or intervention being tested, used as a benchmark to measure the effect of the treatment.

Reliability

The extent to which an experiment, test, or measuring procedure yields the same result on repeated trials.