A smaller number of people used to represent an entire population is called a:
a. target group.
b. sample.
c. closed-format group.
d. sampling frame
b. sample.
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When two variables are statistically related, a cause-and-effect relationship always exists
Indicate whether the statement is true or false
African countries were fully incorporated into the world-economy beginning
a. in the late nineteenth century b. in the late eighteenth century c. just before World War II d. in the seventeenth century
A common curriculum means that
a. there is agreement about what students ought to know. b. the linkage between curriculum and assessment is ruptured. c. there is wide variation in the preparation of students. d. all of the above
A classic study of three primitive tribes in New Guinea by anthropologist __________ found great diversity in the attitudes, values, and behavior of both men and women
Fill in the blanks with correct word