Experimental Psychology PSY 433. Appendix A – Experimental Psychology: A Historical Sketch. Origins in Philosophy. Mind-body problem – are the mind and body the same or different? If they are different substances, how do they interact or communicate?
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Appendix A – Experimental Psychology: A Historical Sketch
where R is stimulus magnitude and k is a constant and DR means the change in R (D usually means change in science)
where S is sensation, k is Weber’s constant and R is the magnitude of a stimulus
S.S. Stevens modified Fechner’s Log Law to a Power Function in the early 1950’s.