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Nationally the percentage of adults that have their teeth cleaned by a dentist yearly is64%. A dentist in Portland, OR believes that regionally the percent

Nationally the percentage of adults that have their teeth cleaned by a dentist yearly is64%. A dentist in Portland, OR believes that regionally the percent is higher. A sample of 2000 Portlanders found that 1302 had their teeth cleaned by a dentist in the last year.Test the relevant hypotheses using a 10% level of significance.Give answer to at least 4 decimal places.

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