What sampling method should the researchers use if the study is about The Supply of Job Applications Made by Nursing Graduates in Sta. Mesa, Manila? EXPLAIN WHY dont define Variables in the Study: ....

What sampling method should the researchers use
if the study is about The Supply of Job Applications Made by Nursing Graduates in Sta. Mesa, Manila? EXPLAIN WHY dont define

Variables in the Study: .

1. 
   Dependent Variable:
   Quantity Supplied = Number of job applications made by the fresh graduate nurse


2. 
   Independent Variable:
   Price = Monthly Salary of the Available Job Opportunities Preferred by the Fresh Graduate Nurses