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According to a study by the American Pet Food Dealers Association, 72 percent of U.S. households own pets. A report is being prepared for an editorial in the San Francisco Chronicle. As a part of the editorial a random sample of 340 households showed 265 own pets. Does this data disagree with the Pet Food Dealers Association data? Use a 0.10 level of significance.

(a) State the null hypothesis and the alternate hypothesis. (Round your answers to 2 decimal places.)

(b) State the decision rule for 0.10 significance level. (Round your answers to 2 decimal places.)

(d) Does this data disagree with the Pet Food Dealers Association data? Use a 0.10 level of significance. H0 is (rejected or not reject). There is (sufficient or insufficient) evidence to show the proportion has changed.

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