A hospital administrator claims that the proportion of knee surgeries that are successful is 87...
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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 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 Ho p 0 87 Ha p0 87 Test Statistic
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