When participants' behavior is affected by how they think they are supposed to behave during an experiment, or by their expectations about what's happening to them, is known as participant bias.
This is a bias that comes from using an individual as sample during survey. The individual response can easily be affected or be bias due to preference.
Therefore, When participants' behavior is affected by how they think they are supposed to behave during an experiment, or by their expectations about what's happening to them, is known as participant bias.
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