Question 12 (Mandatory) (2 points) Ernst Weber’s contributions to psychophysics include:…

Question 12 (Mandatory) (2 points) Ernst Weber’s contributions to psychophysics include: a. pioneering an early form of psychometric measurement. b. developing a method to assess touch sensitivity and two-point discrimination. c. assessing the aesthetic quality of objects. d. determining a systematic method to determine thresholds. Franz Gall formulated the science of: a. sensory psychophysics. b. body types associated with temperament. c. phrenology. d. None of the above. Question 14 (Mandatory) (2 points) Herman von Helmholtz demonstrated: a. the speed of conduction of sensory and motor nerve impulses. b. the Trichromatic theory of color perception based on receptors. c. the rate of transmission of human touch. d. All of the above. Question 15 (Mandatory) (2 points) Wilhelm Wundt’s psychology: a. focused on the perception of objects and immediate experience. b. used the method of introspection to examine internal perception. c. Volkerpsychologie, studied mediate experience. d. All of the above.