Share
Explore BrainMass

American Pet Food Dealers Association Data

According to a study by the American Pet Food Dealers Association, 42 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 265 households showed 175 own pets. Does this data disagree with the Pet Food Dealers Association data? Use a 0.20 level of significance.

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

H0: Ï? =
H1: Ï? â? 

(b) State the decision rule for 0.20 significance level. (Round your answers to 2 decimal places.)

H0 is rejected if z is not between and .

(c) Compute the value of the test statistic. (Round your answer to 2 decimal places.)

Value of the test statistic

(d) Does this data disagree with the Pet Food Dealers Association data? Use a 0.20 level of significance.

H0 is (Click to select)rejectednot rejected. There is (Click to select)insufficientsufficient evidence to show..

Solution Preview

See the attached solution in .docx and .pdf formats.

According to a study by the American Pet Food Dealers Association, 42 ...

Solution Summary

The solution discusses if this data disagrees with the Pet Food Dealers Association data and states the hypothesis.

$2.19