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A study done on a marriage counseling course showed that the proportion of couples for which the communication program can prevent divorce is 76%. Suppose

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A study done on a marriage counseling course showed that the proportion of couples for which the communication program can prevent divorce is 76%. Suppose we have strong reason to believe the proportion is less than 76%, and we carry out a hypothesis test. State the null hypothesis H and the alternative hypothesis H that we would use for this test. H : D X P S DSO D>0 020 X

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