If the measurement device changes during the course of a within-subjects study so that the participants' scores are influenced, internal validity is threatened by statistical regression
a. True
b. False
Indicate whether the statement is true or false
False
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Which of the following is NOT a characteristic of anorexia nervosa?
a. Refusal to maintain normal weight c. Disturbed body image b. Healthy amounts of exercise d. Intense fear of gaining weight
Which of the following is an accurate statement about syndactyly?
A. It is a condition in which the midbrain is incomplete at birth. B. It results in the fingers having overlapping cortical representations. C. It is necessary to cut the corpus callosum to decrease seizures. D. It prevents adult brain plasticity.
The Lamaze method:
a. has no effect on fear and pain during the delivery process. b. speeds up the delivery process. c. increases the amount of time for delivery, but reduces trauma to the infant. d. involves breathing and relaxation exercises during delivery.
Dr. Camby is in her sleep lab observing a patient in the next room. The patient is wired to an EEG machine and the readings are just beginning to register about 20% delta waves. Dr. Camby's patient is entering __________
a) REM sleep. b) stage 1 sleep. c) stage 2 sleep. d) stage 3 sleep.