Statisticians often refer to the mean of a statistical distribution as the ______.
a. approximate value
b. expected value
c. estimated
d. absolute
Ans: B
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Beginning in 1986, the federal government launched a massive campaign based on anti-drug policies, locker searches, etc., to promote
A. affective education. B. increased drug knowledge. C. social skills. D. "Drug-Free" schools.
A child with a ____________________ temperament has been defined as one who has irregular sleep and feeding schedules, is slow to accept new people and situations, takes a long time to adjust to new routines, and responds to frustrations with tantrums and crying
Fill in the blank(s) with correct word
The term crystallized intelligence refers to
A) the ability to deal with new problems and situations. B) changes in IQ that occur over time. C) cross-cultural differences in the meaning and measuring of intelligence. D) accumulation of information, skills, and strategies that people have learned through experience and that they can apply in problem-solving situations.
Which of the following statements is true of the long-range effects of prenatal malnutrition?
A. Pregnant women with low zinc levels who take daily zinc supplements are more likely to have babies with small head circumference. B. Children whose mothers had low vitamin D levels late in pregnancy are likely to suffer from osteoporosis later in life. C. High folate levels during pregnancy have been associated with later attention-deficit/hyperactivity in 7- to 9-year-old children. D. Maternal calorie restriction puts children at high risk for becoming bulimic later in life.