Question: Discuss which study design is used when both researchers and participants know to which group the subjects were assigned, meaning they know what treatment is being received by the subjects.Discussion Requirements: You must make a minimum of four substantive contributions on two separate days of the learning week to the discussion topic. Post your response to the discussion question early in the learning week (no later than Wednesday), and then respond to a minimum of three (3) other posts. Your initial post must be 2 – 3 paragraphs in length and your responses at least 1-2 paragraphs.