1. Other
  2. Other
  3. what type of research design is the gold standard for...

Question: what type of research design is the gold standard for...

Question details

What type of research design is the gold standard for producing reliable evidence about cause and effect relationships

a. controlled trial without randomization

b. control trial with randomization

c. observational study

d. case control study

Solution by an expert tutor
Blurred Solution
This question has been solved
Subscribe to see this solution