A random sample means that
a. each person in the population has an equal chance of being included in the study
b. people are assigned to conditions by random chance
c. participants have responded to an advertisement or request for participation
d. the sample is not representative
Answer: A
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According to Kohlberg, abstract notions of justice or equity are examples of a. preconventional thought
b. social norms. c. universal ethical principles. d. social contracts.
Kevin suffers from the most widely known chromosome disorder. Kevin has ______ syndrome.
A. Prader-Willi B. Klinefelter C. Down D. triple X
A research study attempts to describe the relationship between self-esteem and birth order position by measuring self-esteem for each individual in a group of first-born boys, and then comparing the results with self-esteem scores for a group later-born boys. This study is an example of the ____ strategy
a. nonexperimental b. correlational c. experimental d. quasi-experimental
Dr. Dias's research shows that the death of a spouse in old age is correlated with a decline in the surviving partner's physical health. Which of the following conclusions is supported by this study?
A) The death of a spouse causes a decline in the surviving partner's physical health. B) The death of a spouse is related to a decline in the surviving partner's physical health. C) A decline in a surviving partner's physical health can cause the death of a spouse. D) A third variable, such as memory loss, causes a surviving partner's decline in physical health following the death of a spouse.