Question

Which of the following scientists discovered the placebo experimental method by replacing some pills with a substitute and seeing the different results?

(A) James Lind
(B) John Haygarth
(C) Henry K. Beecher
(D) Émile Coué

Answer 1

Henry K. Beecher discovered the placebo experimental method by replacing pills with a substitute to observe different results.

Step-by-step explanation:

The scientist who discovered the placebo experimental method by replacing some pills with a substitute and observing the different results was Henry K. Beecher.