Another good use of the median as a measure of central tendency is for ______ data.
A. nominal
B. interval
C. ratio
D. ordinal
Answer: D
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For the independent-measures t statistic, what is the effect of increasing the difference between sample means?
a. Increase the likelihood of rejecting H0 and increase measures of effect size b. Increase the likelihood of rejecting H0 and decrease measures of effect size c. Decrease the likelihood of rejecting H0 and increase measures of effect size d. Decrease the likelihood of rejecting H0and decrease measures of effect size
____ acts like a "switch" in the brain, turning on various circuits associated with certain types of behavior
a. Serotonin b. Benzodiazepine-GABA c. Norepinephrine d. Dopamine
Which of the following is a contribution of psychoanalytic theory?
A) It inspired a wealth of research on many aspects of emotional and social development. B) It emphasized a wide range of research methods to study child development. C) It provided a rich source of testable hypotheses about personality development. D) It remains in the mainstream of child development research.
Though males have low parental investment, why might promiscuity not be their best reproductive strategy?
A. Males who abandon their offspring put them at greater risk, decreasing the number of healthy offspring they produce. B. Promiscuous males have shorter windows of fertility, and thus produce fewer offspring. C. Promiscuity produces greater genetic drift, reducing the number of offspring. D. Promiscuity is sexually selected for.