What is the relationship between the alpha level, the size of the critical region, and the risk of a Type I error?
a. As the alpha level increases, the size of the critical region increases, and the risk of a Type I error increases.
b. As the alpha level increases, the size of the critical region increases, and the risk of a Type I error decreases.
c. As the alpha level increases, the size of the critical region decreases, and the risk of a Type I error increases.
d. As the alpha level increases, the size of the critical region decreases, and the risk of a Type I error decreases.
A
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A generalization about a group of people that assumes that members of the group share common characteristics is a(n) _____________
a. prototype b. stereotype c. assessment d. value
Which of the following is true of the process of sensory transduction?
a. Receptors show action potentials to external stimuli. b. The intensity of an external stimulus is related to the firing rate of the receptor. c. An external stimulus is converted into changes in receptor membrane potential. d. Most receptors show an action potential when stimulated with an external stimulus. e. Transduction refers to the speed at which a sensory message travels toward the brain.