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Five hundred seventeen (517) homes in a certain southern California community are randomly surveyed to determine...

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Statistics

Five hundred seventeen (517) homes in a certain southernCalifornia community are randomly surveyed to determine if theymeet minimal earthquake preparedness recommendations. One hundredseventy-one (171) of the homes surveyed met the minimumrecommendations for earthquake preparedness and 346 did not.

Find the confidence interval at the 90% confidence level for thetrue population proportion of southern California community homesmeeting at least the minimum recommendations for earthquakepreparedness. (Round your answers to three decimal places.)

( _____ , _______ )

Answer & Explanation Solved by verified expert
4.2 Ratings (534 Votes)
Solution Given thatn 517x 171Point estimate sample    See Answer
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