One way to counteract a possible third-variable problem is to use:
A) the matched samples technique.
B) the case method.
C) a double-blind observation.
D) the random assignment procedure.
A) the matched samples technique.
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In speeches about political policies, politicians tend to ____
a. grossly overemphasize trade-offs when they are running for office b. ignore trade-offs when they are running for office c. grossly overemphasize trade-offs once they are in office d. ignore trade-offs once they are in office
Tiffany is conducting an experiment. She is interested in how fifth-grade teachers can motivate boys to read more. With the approval of her state's Board of Education, she is able to attend the annual conference of teachers and have the fifth-grade teachers complete her survey instrument. In this study, what would we consider the fifth-grade teachers at the conference?
What will be an ideal response?
Although their pronunciation of words is not as precise as it will become later, at what age can most toddlers speak clearly enough to make themselves understood about nearly anything they wish?
a. 1 year b. 2 years c. 3 years d. 4 years
A newborn baby scores 6 on the Apgar scale. What does this indicate?
A. The baby is normal and healthy. B. The baby requires help to start breathing. C. The baby needs immediate, life-saving intervention. D. The baby is premature.