Stage 3 NREM and Stage 4 NREM
a. show delta waves.
b. are called paradoxical sleep.
c. consist of mostly beta waves and a few sleep spindles.
d. occur only during the last half of the night.
A
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The _____ indicates the magnitude of a correlation coefficient
a. slope b. sign c. absolute value d. none of the alternative is correct
Joe has recently started having a great deal of difficulty falling asleep. In addition, he frequently wakes up during the night and has trouble falling back to sleep once awakened. At this point we can conclude that Joe's sleep problems are influenced by
A. medical conditions. B. psychological concerns. C. a genetic variant. D. either medical or psychiatric conditions.
Informed consent is for ____, whereas a debriefing is for ____
a. the beginning of a research study; the end of a study b. the end of a research study; the beginning of a study c. animal subjects; human subjects d. human subjects; animal subjects
Vygotsky defines __________ as the process of helping less as the learner improves at a given task
a. scaffolding b. habituation c. zone of proximal development d. metamemory