An analyst wanted to find out if charges for Chronic Heart Failure patients admitted through Emergency Department (ED) are different from those through other sources.
Here is the Data file Data.sav Download Data.sav
Use SPSS to conduct the data analysis.
Answer the following questions:
(1) What kind of test would you be conducting and why?
(2) Describe the null and alternative hypotheses.
(3) What level of alpha value you should be using?
(4) Interpret the results.