Why do the gains in IQ scores and academic achievement attained from participation in early intervention programs typically fade after 2 to 3 years?
a. many children drop out of school at this point.
b. many children do not complete the intervention program.
c. many families move while their children are enrolled in the early intervention program.
d. many children wind up attending poorly funded, low-quality public schools.
D. Many children end up in elementary schools that do not foster education. This has a negative effect on their IQ gains from preschool.
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Apes have ______
a. been unable to learn even the most simple linguistic skills, even with extensive formal training b. been able to reach the linguistic skills of a 2- to 2-1/2-year-old child c. been able to reach the linguistic skills of a 9- to 10-year-old child d. been able to reach the linguistic skills of human adolescents
What evidence suggests that gender differences in rates of depression cannot be explained wholly in terms of women's greater tendency to seek psychological help when distressed?
What will be an ideal response?