Examlex
Which of the following has both particle and wave properties?
Independent Variable
The variable that is manipulated by the researcher to observe its effect on the dependent variable.
Loudness
A subjective perception of the intensity of sound, often measured in decibels, that impacts how sound is experienced.
Noise
Unwanted sound that is loud, unpleasant, or causes disturbance.
Correlational Study
A type of research design where the relationship between two variables is examined, without determining cause and effect.
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