Determine If the Outcome Is Unusual $\mu - 2 \sigma$ Or Greater Than

question 67

Multiple Choice

Determine if the outcome is unusual. Consider as unusual any result that differs from the mean by more than 2 standard
deviations. That is, unusual values are either less than $\mu - 2 \sigma$ or greater than $\mu + 2 \sigma$
-A survey for brand recognition is done and it is determined that 68% of consumers have heard of Dull Computer Company. A survey of 800 randomly selected consumers is to be conducted. For such groups of 800,
Would it be unusual to get 530 consumers who recognize the Dull Computer Company name?

• A) Yes
• B) No

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Definitions:

Rorschach Inkblot

An assessment involving individuals' interpretations of inkblots, which are then examined and decoded through psychological analysis or sophisticated algorithms.

Genetic Information

Information about an individual’s genetic tests and the genetic tests of an individual's family members, as well as information regarding the manifestation of a disease or disorder in family members.

Frustration-aggression Hypothesis

A psychological theory suggesting that the occurrence of aggressive behavior arises when individuals are blocked from achieving a goal, leading to frustration which then results in aggression.

Physiological Measurements

Assessments of biological functions, such as heart rate and blood pressure, used to study body responses under various conditions.