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In a survey of 3,663 adults concerning complaints about restaurants, 1,477 complained about dirty or ill-equipped bathrooms and 1,209 complained about loud or distracting diners

In a survey of 3,663 adults concerning complaints about restaurants, 1,477 complained about dirty or ill-equipped bathrooms and 1,209 complained about loud or distracting diners at other tables. Complete parts (a) through (c) below.

a. Construct a 90% confidence interval estimate of the population proportion of adults who complained about dirty or ill-equipped bathrooms.

___ <= <= ___

PLEASE ROUND TO 4 DECIMAL PLACES

b. Construct a 90% confidence interval estimate of the population proportion of adults who complained about loud or distracting diners at other tables.

___ <= <= ___

PLEASE ROUND TO 4 DECIMAL PLACES

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