This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Epidemiological Study, Subject name: Social & Preventive Medicine
Hypothesis is not tested by? 
Select and explain. 
A. Descriptive studies, B. Analytical studies, C. Case control studies, D. Cohort studies
A: Descriptive studies
Answer: A: Descriptive studies 
Explanation: ANSWER: (A) Descriptive studiesREF: Park 20th ed p. 66The objective of analytical studies is to test the hypothesis and not formulate it.The objective of descriptive studies is to formulate hypothesis and not test it.