An effective quantal response was measured for Drug A. The total number of subjects tested was 100. The equation of the linear portion of the quantal dose-response curve was determined to be y = 0.177x - 11.923 Calculate the ED50 value for Drug A. An effective quantal response was measured for Drug A. The total number of subjects tested was 100. The equation of the linear portion of the quantal dose-response curve was determined to be y = 0.177x - 11.923 Calculate the ED50 value for Drug A. 350 420 278 529What is the Therapeutic Index for drug A described in the previous Question , given that its LD50 was determined to be 2100 What is the Therapeutic Index for drug A described in the previous Question , given that its LD50 was determined to be 2100 5 4 6 8