the generalization that errors of observation and difference threshold are proportional to the square root of the magnitude of the stimulus. Proposed by George S. Fullerton (1859-1925), U.S. Philosopher, James McKeen Cattell.
the generalization that errors of observation and difference threshold are proportional to the square root of the magnitude of the stimulus. Proposed by George S. Fullerton (1859-1925), U.S. Philosopher, James McKeen Cattell.