Introduction to Epidemiology 6th Edition by Ray M Merrill

Exercise 2

What type of study would you choose if it was unethical to assign a concurrent comparison group using randomization?

Step 1 of 3

It was unethical to assign a concurrent comparison group using randomization process. In an ideal situation, the particular student group is solely determined by the number of assigning participants to the basic needs of intervention that are further controlled by random assignment. Thus, random assignment deals with profound intervention and control groups that have the ability to minimize the potential influence of confounding factors. It also determines group assignment that tests the significance levels.