From 2010 to 2015, a group of researchers conducted an experiment using two types of pain medication: pill A and pill B. The res
earchers gave the doctors the pills in unidentified packages so they would not know which package was pill A and which package was pill B. The patients participating did not know which pill they received either. What is this an example of? a Group of answer choices
I'm sorry you have a lot of Homework. All i know is the 1st step... i believe their are 3 steps to this question, I wish you the best of luck my friend!
