The configuration of the clinical review involves the quantity of study volunteers, their distribution according to the different variables and their treatment throughout the treatment of the clinical trial. Examining the configuration is a key part of clinical trials and the treatment of all patients has a specific impact on the measurable legitimacy of the information. The task of thinking about collecting has also been improved considerably in recent times. Analysts have discovered many advantages of the randomized task over the observation task, in light of qualities such as gender, age, race, etc. It has been found that the randomized technique gives more reliable results than observational review assignments.