A hospital administrator claims that the proportion of knee…

Question Answered step-by-step A hospital administrator claims that the proportion of knee… A hospital administrator claims that the proportion of knee surgeries that are successful is 87%. To test this claim, a random sample of 450 patients who underwent knee surgery is taken and it is determined that 371 of these patients had a successful knee surgery operation. The following is the setup for this hypothesis test: {H0:p=0.87Ha:p≠0.87  Find the test statistic for this hypothesis test for a proportion. Do not round until final answer. Round final answer to 2 decimal places.Provide your answer below:  $$Test_Statistic=     Math Statistics and Probability MATH 225N-10472 Share QuestionEmailCopy link Comments (0)