Refer to Exhibit 7-1. Has the greatest sampling error
a. simple random
c. cluster
b. stratified
d. systematic
C
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The participants section should give general information about the participants, such as age range and where they are located, but should never indicate if they are volunteers or are compensated in some way.
a. True b. False
The U.S. Consumer Product Safety Commission is charged with:
A) Establishing requirements for labeling toys by developmental domain. B) Establishing requirements for safety reviews of all imported toys. C) Establishing toy safety labeling requirements. D) Establishing requirements for labeling toys made from organic sources.
Psychologists distinguish between the content validity and predictive validity of assessments
a. Describe the nature of these two types of validity. b. Describe a situation in which the content validity of an assessment would be more important than predictive validity, and why. c. Describe a situation in which the predictive validity of an assessment would be more important than content validity, and why.
Of the following, which best describes the percentage of working mothers for whom quality childcare is an important issue?
a. 15% b. 30% c. 60% d. 80%