A track coach asks half of the athletes, chosen randomly, to try wearing a new type of shoe. Later the coach compares results for those wearing the new and old shoe types. What is the independent variable in this experiment?
a. The type of shoe
b. The athletes' performances
c. Variations in the weather
d. The track coach
a
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What did a 13-year follow-up study find about the effect of multisystemic therapy (MST) on recidivism rates among seriously troubled youth?
a. MST increased rates when compared to those not receiving the treatment. b. MST decreased rates, but overall rates were still quite high. c. MST decreased rates significantly. d. MST had no effect on recidivism rates.
Children who work to become better memorizers will focus their efforts on their____ memory
a. infantile amnesia b. sensory register c. ADHD-related d. strategic
What is the term for the network of friends, family members, neighbors, coworkers, and others who can offer help to a person in need?
a) friendship b) camaraderie c) peer counseling d) social support system
You and your pediatrician disagree regarding where your infant should sleep. You strongly believe that she should sleep with you, while your pediatrician insists that it can be dangerous for her not to sleep in her own crib. What would be your argument?
A. Thoughts about where a baby should sleep are often influenced by cultural practices. B. Your pediatrician does not care as much about your infant as you do. C. Children who cosleep with their parents will have excessive dependencies on their parents, and this is a good thing. D. Your pediatrician is out of touch with American family practices. It is more common to cosleep in the United States that it is elsewhere in the world.