Define the Potential Problems in Experimental Research Selection Bias, the Placebo

question 152

Essay

Define the potential problems in experimental research selection bias, the placebo effect, and experimenter bias. Explain how random assignment and the double-blind technique help control for these problems.

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Definitions:

Mental Acts

Cognitive activities of the mind, such as thinking, reasoning, and problem-solving.

Mutual Exclusivity Assumption

The cognitive bias in language acquisition where children assume that objects only have one name and that different names refer to different objects.

Cones

In the eye, cone-shaped receptors of light that transmit sensations of color.

Zone Of Proximal Development

A concept developed by psychologist Lev Vygotsky, referring to the difference between what a learner can do without help and what they can achieve with guidance and encouragement from a skilled partner.