question archive Hip dysplasia is a hip socket abnormality that affects many large breed dogs
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Hip dysplasia is a hip socket abnormality that affects many large breed dogs. A review of medical records of dogs seen at 27 veterinary medical teaching hospitals found that hip dysplasia was more common in Golden Retrievers than in Border Collies; the data are shown in the table below. Golden retriever: Hip dysplasia? Yes 3995 No 42946 Total 46941 Border Collie: Hip dysplasia? Yes 221 No 5007 Total 5228
(a) Calculate the relative risk of hip dysplasia for Golden Retrievers compared to Border Collies, then interpret.
(b) Calculate the odds ratio of hip dysplasia for Golden Retrievers compared to Border Collies, then interpret.