When a country’s birth rate is higher than its death rate, the country is considered to be experiencing a __________
a. natural increase
b. natural decrease
c. fertility increase
d. mortality decrease
Answer: A
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It is difficult to document the effects of school choice programs because:
a. the programs are so controversial no one wants to evaluate them. b. there have not been enough students involved to have any accurate measurements. c. the parents of students in school choice programs have the resources and interest in finding the best educational options for their children, thereby setting them apart from other students. d. All of these are reasons that the effects of school choice programs are difficult to measure.
According to Piaget's theory of cognitive development, children learn to think in terms of abstractions, without the aid of objects and manipulations, during the ____
a. preoperational stage b. concrete operational stage c. postoperational stage d. formal operations stage e. sensorimotor stage
_____________ are preindustrial societies that demonstrated the strongest dependence on the environment and were based around kinship or tribes.
a. Hunter-gatherer societies b. Pastoral societies c. Feudal societies d. Information societies
One can carry out a t test for dependent means in much the same way as a t test for a single sample, except for the use of __________
Fill in the blank(s) with correct word