A hospital manager claims that the average number of infections per week at the hospital is 16.3. A random sample of 32 weeks had a mean number of 15.9 infections. The sample standard deviation is 1.8. Perform a 1-sample test for population means at an α of 0.05 to determine if the hospital manager's claim is false.
The p value for this 2-tailed test is 0.22. We reject the hospital manager's claim.
The p value for this 1-tailed test is 0.11. We reject the hospital manager's claim.
The p value for this 1-tailed test is 0.11. We fail to reject the hospital manager's claim.
The p value for this 2-tailed test is 0.22. We fail to reject the hospital manager's claim.