In: Statistics and Probability
According to a study by the American Pet Food Dealers Association, 63% 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 300 households showed 210 own pets. Do these data disagree with the Pet Food Dealers Association's data? Use a .05 level of significance.
Why can you employ Z as the test statistic?
State the null and alternate hypotheses.
The decision rule is: Reject the null hypothesis if:
Evaluate the test statistic and make the decision.
What is the p-value and what does that imply?