In a Normal Distribution with a Mean of 18, the Number

question 13

Short Answer

In a normal distribution with a mean of 18, the number 25 has a standardized value of 1.6. What is the standard deviation of this normal distribution?

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Definitions:

Stereotype Threat

The feeling of worry or nervousness in circumstances where an individual might inadvertently validate a negative cliché associated with their societal group.

Ingroup Bias

The tendency to favor and prioritize the interests of one's own group over those of others, often leading to prejudice and discrimination.

Warmth and Competence

A social psychology model evaluating how individuals perceive others based on their warmth (friendliness, trustworthiness) and competence (efficacy, skill).

Aversive Racism

A subtle form of racism that occurs in individuals who identify as egalitarian, characterized by avoiding racial minorities out of discomfort or anxiety.