A psychologist conducts an interview and administers several psychological tests in order to evaluate the nature of a person's problem and to formulate a treatment plan. What term is used to describe this process?

You should not accept as a scientific statement or hypothesis any statement or

hypothesis that (a) is not proven (b) is not put in mathematical or logical terms (c) has no consequences that can be checked by empirical observation (d) you cannot even imagine any observation that, if it were to occur, you would doubt the statement or conclude that the hypothesis is somehow wrong (e) both C and D but not A or B

According to the trichromatic theory (Young-Helmholtz theory) of color vision, we perceive color by what means?

a. Higher wavelengths of light produce action potentials with greater amplitudes. b. Higher wavelengths of light produce action potentials with higher velocities. c. Certain brain cells increase response for one color and decrease it for another. d. Three types of cones produce different ratios of response.