The County Clerk Wants to Estimate the Proportion of Voters

question 28

Short Answer

The county clerk wants to estimate the proportion of voters who will need special election facilities.The clerk wants to construct a 95% confidence interval for the population proportion which extends at most 0.07 to either side of the sample proportion.How large a sample must be taken to assure these conditions are met?

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Definitions:

Express Warranty

A guarantee explicitly stated by a seller about the quality, functionality, or condition of a product.

Warranty Of Merchantability

A guarantee implied by law that goods sold will be fit for their ordinary purpose.

Disclaimer

A statement that denies something, especially responsibility, or a statement that specifies limits to a particular area of knowledge or information provided.

Warranty Of Merchantability

assures that a product sold by a merchant is fit for the general purpose for which it is sold, meeting a buyer's reasonable expectations.