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Twenty years ago a very famous psychologist specializing in marriage counseling authored a book detailing the way in which she believed spouses should communicate She is now interested in the proportion of all couples who bought her book who stayed together For a random sample of 225 couples who bought her book she found that 177 of them stayed together Based on this compute a 99 confidence interval for the proportion of all couples who bought her book who stayed together Then find the lower limit and upper limit of the 99 confidence interval Carry your intermediate computations to at least three decimal places Round your answers to two decimal places If necessary consult a list of formulas Lower limit Upper limit X
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