Find the Minimum Sample Size When We Want to Construct

question 109

Multiple Choice

Find the minimum sample size when we want to construct a 95% confidence interval on the population proportion for the support of candidate A in the following mayoral election. Candidate A is facing two opposing candidates. In a preselected poll of 100 residents, 22 supported candidate B and 14 supported candidate C. The desired margin of error is 0.06.

• A) n = 173
• B) n = 174
• C) n = 245
• D) n = 246

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Definitions:

Cupula

A gelatinous, dome-shaped structure within the inner ear that responds to changes in rotational acceleration, aiding in balance.

Ampulla

An enlargement or dilatation in a canal or duct, commonly referring to the dilated end of ducts such as the bile duct.

Utricle

A part of the inner ear's vestibular system, responsible for detecting linear accelerations and head position changes.

Vestibule

An entryway or small room between the outer door and the interior of a building, or an anatomical space within the body, especially within the ear or nose.