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Hace 1 día · Randomized experiments first appeared in psychology, where they were introduced by Charles Sanders Peirce and Joseph Jastrow in the 1880s, and in education. [15] [16] [17] The earliest experiments comparing treatment and control groups were published by Robert Woodworth and Edward Thorndike in 1901, [18] and by John E. Coover and Frank Angell in 1907.
