A specific, testable claim about what you expect to observe given a set of circumstances is referred to as a(n) ______.
A. hypothesis
B. population
C. sample
D. variable
Answer: A
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Most symptoms of sleep deprivation
a. are reversed by a single night's rest. b. require a long period of bed rest for recovery. c. are irreversible. d. can be prevented by consuming caffeine.
Ellie notices her first gray hairs, and Jim is looking forward to retirement at age 65. What do these two events have in common?
a) They are both normative age-graded influences. b) They are both normative history-graded influences. Consider This: These types of influences are expected as we mature. LO 1.2: Explain sources of change that influence adult development as per gradations of age and history and life events c) They are both nonnormative age-graded influences. Consider This: These types of influences are expected as we mature. LO 1.2: Explain sources of change that influence adult development as per gradations of age and history and life events d) They are both nonnormative history-graded influences. Consider This: These types of influences are expected as we mature. LO 1.2: Explain sources of change that influence adult development as per gradations of age and history and life events
Asking participants to recruit further participants by word-of-mouth is what type of sampling?
a. Snowball b. Self-Selecting c. Quota d. Stratified random.
Eysenck and Grossarth-Maticek found that
A. no relationship existed between personality factors and disease. B. people who regarded their own autonomy as important had high death rates from both cancer and heart disease. C. people with a helpless, hopeless attitude tended to die more from cancer than from heart disease. D. people who reacted to frustration with anger and emotional arousal tended to die more from cancer than from heart disease.