Professor Andrade has been investigating the relationship of sleep to depression for years. He has shown that
A. depression seems to be related most to irregular or missing circadian rhythms.
B. men seem to have a phase advance and women have a phase delay in sleep patterns.
C. depression for everyone is correlated with a phase advance in sleep.
D. depression for everyone is correlated with a phase delay in sleep.
Answer: A
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Which of the following statements is correct?
a. A reflex such as a knee-jerk reflex is an example of cognition. b. Cognition refers to the acquisition and retrieval of knowledge, but not the use of that knowledge. c. "Cognitive psychology" is sometimes used as a synonym for "cognition." d. Cognitive psychology emphasizes mental processes that are easily observable.
People with GAD a. have a median age of onset based of 25 (based on interviews)
b. have episodes that come and go in a cyclic pattern. c. have a 58 percent chance of recovery after having the disorder for 12 years. d. Are better prepared for daily activities and long term achievement.
If the points on a scatterplot are clustered in a pattern that extends from the lower left to the upper right, this would suggest that the two variables depicted are a. normally distributed
b. positively correlated. c. regressing toward the average. d. negatively correlated.
Dr. Mabote wants to determine if a group of participants reading under incandescent light
will read more pages of text in one hour than a group of participants reading under fluorescent light. She assigns students sitting at the front of the class to be in the "incandescent light" condition and students at the back of the class to be in the "fluorescent light" condition. In this experiment seating location is a. the independent variable. b. the dependent variable. c. a confounding variable. d. a valid variable. e. an operational definition.