When Alex was a newborn, his parents could leave their home as soon as the babysitter arrived. As he has gotten older, however, they have started asking the babysitter to arrive early so that he can feel comfortable with them before his parents leave. This change is likely explained by Alex developing which of the following?
A. Attachment to his parents
B. A temperament
C. A new schema about babysitters
D. Secondary sex characteristics
Answer: A
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If blood vessels in the brain rupture, cutting off the supply of oxygen to parts of the brain and thereby killing surrounding brain tissue, the person is said to have suffered a
a. stroke. b. broken ventricle. c. tangle of neurons. d. nervous breakdown.
A researcher administers a treatment to a sample of participants selected from a population with µ = 80 . If a hypothesis test is used to evaluate the effect of the treatment, which combination of factors is most likely to result in rejecting the null hypothesis?
a. A sample mean near 80 with ? = .05 b. A sample mean near 80 with ? = .01 c. A sample mean much different than 80 with ? = .05 d. A sample mean much different than 80 with ? = .01
Which of the following is NOT a concept by which Latané and Darley would explain the lack of intervention in emergency situations?
a. reduction of attention b. diffusion of responsibility c. pluralistic ignorance d. uncaring attitude
The levels-of-processing concept would suggest that which of the following questions would lead to better memory of the word frog?
a) "Does it rhyme with blog?" b) "Is it in capital letters?" c) "Is it written in cursive?" d) "Would it be found in a pond?"