A researcher studies identical twins separated at birth and reared in different environments to determine the influence of heredity on their personality traits. Which of the following is the researcher conducting?
A. an ethnographic study
B. a cross-sectional study
C. a laboratory experiment
D. a natural experiment
Answer: D
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Which of the following statements regarding the bystander effect is accurate?
A. The more bystanders that witness an emergency, the greater the likelihood someone will help. B. Men are more likely to witness an emergency than women. C. The bystander effect is less likely to occur in densely populated areas. D. If only one bystander witnesses an emergency, that person is more likely to help than if there are several bystanders.
You conduct a study and you calculated ?2 = -11.30 with df = 3, then ______.
A. the two categories are more than perfectly related B. the two categories are more negatively associated than expected C. the two variables are not related at all D. there is something wrong with the calculation
According to anthropologist John Ogbu, Misha, the son of Persian immigrants who decides to become an American citizen, is more likely to be ___________ in school than someone who was brought into a new culture against their will
a. failing c. successful b. participating d. creative
One possible explanation for the presence of tantrums in toddlerhood is that ____
a. as abilities to self-regulate increase, toddlers develop negative attitudes towards caregivers b. as abilities for self expression increase, ability to self-regulate decreases c. as abilities to self-regulate increase, expectations for emotional control increase d. as expectations for emotional control increase, ability to self-regulate decreases