Chapter 10 - Data Ethics - Apply Your Knowledge - Page 261: 10.7

According to this description, most observational studies will be considered unethical, because it is not possible in many studies to perform test on subjects. Some observation studies can be redesigned into experiments and thus can be considered ethical.

According to this description, most observational studies will be considered unethical, because it is not possible in many studies to perform test on subjects. Some observation studies can be redesigned into experiments and thus can be considered ethical.