Examlex
Which of the following is true?
Random Sampling
A technique for selecting a sample from a population in a way that every individual has an equal chance of being chosen.
Random Assignment
A method used in experiments to place participants into different groups in a way that every individual has an equal chance of being assigned to any group, ensuring the fairness and validity of the research.
Correlational Studies
Research methods that examine the relationship between variables without determining cause and effect.
Noise Levels
The intensity of sounds in a particular environment, measured in decibels.
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