According to a study by the american pet food dealers

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According to a study by the American Pet Food Dealers Association, 57 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 335 households showed 195 own pets. Does this data disagree with the Pet Food Dealers Association data? Use a 0.05 level of significance.

a) State the null hypothesis and the alternate hypothesis.H0: ? = H1:?
b) State the decision rule for 0.05 significance level.H0 is rejected if z is not between and .
c) Compute the value of the test statistic. Value of the test statistic
d) Does this data disagree with the Pet Food Dealers Association data? Use a 0.05 level of significance. H0 is rejectednot rejected. There is sufficientinsufficient evidence to show the proportion has changed.

Reference no: EM13569288

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