Determine If the Outcome Is Unusual $\mu - 2 \sigma \text { or greater than } \mu + 2 \sigma \text {. }$

question 114

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 $\mu - 2 \sigma \text { or greater than } \mu + 2 \sigma \text {. }$
-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 522 consumers who recognize the Dull Computer
Company name?

• A) Yes
• B) No

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Definitions:

Internal Consistency

A measure of the reliability of a psychological test or survey, indicating how well the items on the test measure the same construct or concept.

Alternate Form

A variation of something that exists in a different version or form, often used to maintain interest or provide options.

Inter-rater

The level of agreement or consistency between different raters or observers assessing the same phenomenon.

Internal Consistency Reliability

A measure of how well the items on a test measure the same construct or concept.