What is the main cause of low birth weight in developed countries?
A. maternal malnourishment
B. father's malnourishment
C. maternal anemia
D. maternal cigarette smoking and alcohol and drug use
Answer: D
You might also like to view...
Vito finished first in the school spelling bee, Fabrizio finished second, and Luigi finished third. The first-place winner gets a cash prize and the opportunity to compete at the regional spelling bee, but the others get nothing. Which of the following is most likely to occur?
a. Fabrizio will engage in more counterfactual thinking than Luigi. b. Luigi will engage in more counterfactual thinking than Fabrizio. c. Fabrizio and Luigi will engage in counterfactual thinking to about the same extent, but more so than Vito. d. Fabrizio and Luigi will engage in counterfactual thinking to about the same extent, but less so than Vito.
Which of the following is probably most useful in studies in which extreme scores sometimes occur but have no real practical significance?
a. mean b. median c. average d. none of the above
Which of the following pairs is most likely to be negatively correlated?
a. height of husband and height of wife b. depression and stress c. intelligence and sociability d. volatile temper and success as an arbitrator
Although some forms of deception are allowed, a researcher cannot deceive participants about potential risk in the study
a. True b. False Indicate whether the statement is true or false