Deep sleep, which is important for restoring energy, strengthening the immune system, and prompting the body to release growth hormone, is marked by ________ waves.
A. theta
B. K-complex
C. delta
D. beta
Answer: C
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When Likert scaling is used, one of the criteria for the inclusion of an item in the final scale is based on ____
a. the items statistical independence from the other questions b. the size of the interquartile range of expert raters c. whether the item as rated by experts has a high correlation with the total score across items d. the lowest variability across judges
Each time the thought of stickiness occurred to Charles, his anxiety level went up. He showered repeatedly, and as a result, the anxiety decreased. A behavioral psychologist analyzing this sequence of behaviors would describe it as an example of
a) extinction. b) punishment. c) positive reinforcement. d) negative reinforcement.
According to research on personal space, our urge to back up when another comes too close allows us to ________________
a. establish power during an interaction b. reestablish a comfortable distance c. reduce warmth between those talking d. diminish personal space boundaries between acquaintances
In the context of the humanistic approach to psychotherapy, the goal of client-centered therapy is to help clients?