Assume the average amount of days a patient spends in hospital is believed to be 14 days and a hospital claims that their experience suggests that the average is actually lower. They randomly selected...

which one is true?

Extracted text: Assume the average amount of days a patient spends in hospital is believed to be 14 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 12.5 with a standard deviation of 4.8. What is the test statistic and your conclusion for a=0.05? O A. Test statistic: 1.796 Conclusion: Not enough evidence to reject the null hypothesis O B. Test statistic:- 1.796 Conclusion: Reject the null hypothesis O C. Test statistic: 1.796 Conclusion: Reject the null hypothesis O D. Test statistic:- 1.796 Conclusion: Not enough evidence to reject the null hypothesis