It is best to think of "normal" as
a. a range of behaviors or values
b. the mean (the "average")
c. the 50th percentile
d. the most frequent behavior or value
a
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Regarding physical and cognitive changes in late adulthood, which of the following statements is FALSE?
a. Age-related declines in memory are generally not at a level significant enough to impair daily functioning. b. Aging brings loss of bone density and muscle mass, as well as reduced sharpness or acuity of the senses. c. Reaction times slow, which may have an impact on driving abilities. d. Immune system functioning declines, making older people more susceptible to illness. e. Fluid intelligence increases across much of the life span, only beginning to decline around age 70.
Which of the following students' statements is the best summary of the research on bilingualism?
a. Nils: "Bilinguals have an advantage over monolinguals in their syntax, but not in their basic understanding of language." b. Joe: "Bilinguals have advantages over monolinguals in many areas, such as metalinguistics and performance on cognitive tasks; they have slight disadvantages in a few areas." c. Jorge: "Bilinguals have an advantage over monolinguals in terms of social skills concerned with language; however, when we look at proficiency in their first language, monolinguals have a better command of syntax." d. Tanya: "So far, no major differences between monolinguals and bilinguals have been detected."
The liver regulates hunger by monitoring the balance of ____.?
a. ?glucose and glycogen b. ?leptin and glucose c. ?insulin and CCK d. ?ghrelin and glucagon
There are differences between basic research and applied research. Which of the following would be an applied research question?
a. "What are the basic stages of childhood development?" b. "How do people respond to a crisis when there are many other people around?" c. "What are the psychological principals that explain different types of learning?" d. "Which method is most effective for a person with anxiety to use to stay calm in a stressful situation?"