Assume the average amount of days a patient spends in hospital is believed to be 24 days and a hospital claims that their experience suggests that the average is actually lower. They randomly selected...

Extracted text: Assume the average amount of days a patient spends in hospital is believed to be 24 days and a hospital claims that their experience suggests that the average is actually lower. They randomly selected and followed 33 patients and found that the mean number of days was 21.5 with a standard deviation of 7.8. What is the test statistic and your conclusion for a=0.05? O A. Test statistic: -1.841 Conclusion: Not enough evidence to reject the null hypothesis O B. Test statistic: 1.841 Conclusion: Not enough evidence to reject the null hypothesis O C. Test statistic: 1.841 Conclusion: Reject the null hypothesis D. Test statistic: -1.841 Conclusion: Reject the null hypothesis