The only way to address threats to internal validity is via random assignment
a. True
b. False
Indicate whether the statement is true or false
False
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Freud emphasized the importance of _____ in determining behavior
a. preoperational thought b. observational learning c. negative reinforcement d. unconscious motivation
Approximately 8% of African Americans carry the recessive sickle cell trait. However, sickle cell carriers do not develop full-blown sickle cell anemia. In fact, they may function normally but show some symptoms, such as reduced oxygen distribution throughout the body and exhaustion after exercise. This illustrates the ______ genetic inheritance pattern.
A. dominant-recessive B. incomplete dominance C. polygenic D. mutated
A health psychologist is involved in promoting women's health fairs that screen for breast and cervical cancer, and evaluating psychological and nutritional conditions. This is an example of:
a. preemptive prevention b. primary prevention c. secondary prevention d. tertiary prevention
Which of the following is true about frailty in old age?
A) It lowers one's ability to withstand emotional stress. B) It comes about as a result of exercising the body too hard. C) It is more common in overweight individuals. D) It tends to get better over time.