Stereotypes One Placebo Effect

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As a psychology, stereotypes can be one of placebo effect. The placebo effect makes people to believe something. For example, if the parents taught children that all Asians were smart in math, children would believe that fact even if they had a wrong information. Furthermore, the stereotype can cause the Barnum effect. Actually, many western people think that most Asians have a skinny body. But, many Asians think that a skinny body is ideal goal in their