Stage 4 sleep is marked by _________ waves
a. alpha
b. beta
c. theta
d. delta
e. gamma
d. delta
Psychology
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Which concept is used in research to make sure that different scientists who are exploring the same concept are able to conduct a true replication of the original experiment?
a. Theories b. Observer-expectancy controls c. Operational definitions d. Null hypotheses
Psychology
Professor Spiegelman's introduction to psychology class has 19 students. On the first exam, the students produce the following set of scores: 100, 100, 97, 97, 92, 86, 86, 85, 81, 80, 76, 72, 72, 72, 71, 68, 62, 59, and 48
What is the mode score on this exam? a. 72 b. 48 c. 100 d. 80
Psychology