65 million years ago the _______ era ended and 65% of all living species became extinct
a. Industrial.
b. Mesozoic.
c. Ice Age.
d. Cenozoic.
B
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What percent of people show relatively deep depression following the loss of a loved one?
A. 50 to 65 percent B. 15 to 30 percent C. 10 to 20 percent D. 5 to 10 percent
What does it mean to say that intelligence tests are culturally biased?
A) They measure "street smarts," so rural children are disadvantaged. B) They measure abilities that are related to having been in school, disadvantaging home-schooled children. C) They are biased against children who have experienced a great variety of cultures and who are bilingual. D) They are biased in favor of those from middle and upper socioeconomic levels who are exposed to the kinds of language and typical experiences that the test evaluates.
To understand changes in working memory over the course of development, a researcher gave the same test to elementary school children, adolescents, college students, middle-aged individuals, and older adults
Which of the following describes the researcher's approach? a) It is a cross-sectional study b) It is a longitudinal study. c) It is a lifespan study. d) It is a prospective study.
Small-for-date infants are more likely than other infants to have all of the following except
a. average intelligence test scores. b. social and behavioral problems. c. difficulties in school. d. respiratory distress syndrome.