Solved: For each exercise, perform these steps. Assume that all variables are normally

Chapter 9, Problem 10

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For each exercise, perform these steps. Assume that all variables are normally or approximately normally distributed. a. State the hypotheses and identify the claim. b. Find the critical value(s). c. Compute the test value. d. Make the decision. e. Summarize the results. Use the traditional method of hypothesis testing unless otherwise specified.Adopted Pets According to the 20052006 National Pet Owners Survey, only 16% of pet dogs were adopted from an animal shelter and 15% of pet cats were adopted. To test this difference in proportions of adopted pets, a survey was taken in a local region. Is there sufficient evidence to conclude that there is a difference in proportions? Use a 0.05. Dogs Cats Number 180 200 Adopted 36 30