A researcher surveyed two groups of Americans about their patriotism—one group in 1980 and the other group in 2000 . This is an example of a design
a. cross-sectional survey
b. panel survey
c. demographic
d. successive independent samples survey
e. probability
D
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The primary causes of death are different for people of different ages. What is a primary cause of death for older adults?
a. Fires b. Cerebral palsy c. Abuse d. Diabetes
Release of LH a. promotes the maturation of follicles
b. stimulates ovulation. c. prepares the uterus to receive an embryo. d. stimulates the development of the corpus luteum.
Natalie is a good student and likes to participate in class. When she was in the third grade, she had a hard time not blurting out answers. She wanted to answer every question. Now that she is in the 10th grade, she is better at controlling her behavior and only raises her hand once or twice each class. Natalie has experienced an advance in ______.
A. metacognition B. selective attention C. response inhibition D. working memory
Which of the following is true about infant brains in comparison to adult brains?
a. Infant brains have more neural connections. b. Infant brains comprise a significantly smaller percentage of body size. c. Infant brains have connections that are not activated by experience. d. Infant brains have only about half the structures of adult brains.