Two Hospital Emergency Rooms Use Different Procedures for Triage of Their

question 39

Essay

Two hospital emergency rooms use different procedures for triage of their patients.We want to test the claim that the mean waiting time of patients is the same for both hospitals.The 40 randomly selected subjects from one hospital (hospital A)produce a mean of 18.3 minutes.The 50 randomly selected patients from the other hospital (hospital B)produce a mean of 25.31 minutes.Assume a σ_a = 2.1 minutes and σ_b = 2.92 minutes.
-Setup the null and alternative hypothesis to determine if there is a difference in the mean waiting time between the two hospitals.

---

Definitions:

Reserve Requirement

The minimum amount of reserves a bank must hold against deposits, as mandated by central banking authorities.

Commercial Banks

Financial institutions that provide a range of services, including accepting deposits, providing loans, and offering other financial products.

Bank Failures

The occurrence when a bank is unable to meet its obligations to its depositors or other creditors because it has become insolvent or too illiquid to meet its liabilities.

Federal Reserve System

The central bank of the United States, responsible for monetary policy, financial regulation, and stability of the financial system.