Provide an Appropriate Response $98 \%$ Confident That the Margin of Error Is Within

question 14

Multiple Choice

Provide an appropriate response.
-A local outdoor equipment store is being sold. The buyers are trying to estimate the percentage of items that are outdated. They will randomly sample among its 100,000 items in order to determine the proportion of merchandise that is outdated. The current owners have never determined their outdated percentage and can not help the buyers. Approximately how large a sample do the buyers need in order to insure that they are $98 \%$ confident that the margin of error is within $2 \%$ ?

• A) 3394
• B) 6787
• C) 13,573
• D) 1457

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Definitions:

Fusiform Face Area

A region of the human brain known to play a significant role in facial recognition and processing.

Blindsight

A condition in which a person can respond to visual stimuli without consciously perceiving them, often after damage to the primary visual cortex.

Procedural Memory

A type of long-term memory responsible for knowing how to perform various actions and skills, such as riding a bike.

Selective Attention

The process by which a person focuses on one or a few select stimuli while ignoring others, allowing the individual to concentrate on important information.