A newborn has been categorized as a very-low-birthweight infant. Which situation best describes the infant's weight?
A. 90 percent (or less) of average infant weight
B. 3,400 grams (around 7½ pounds)
C. 2,500 grams (around 5½ pounds)
D. 1,250 grams (around 2¼ pounds)
Answer: D
You might also like to view...
If an independent-measures design is being used to compare two treatment conditions, then how many different groups of participants would be needed and how many scores would there be for each participant?
a. 1 group, 1 score each c. 1 group, 2 scores each b. 2 groups, 1 score each d. 2 groups, 2 scores each
Which of the following will NOT contribute to effective transfer of training?
a. Overlearning b. Feedback c. Incentives d. Massed practice
Leslie and Shannon are monozygotic twins. Which statement about Leslie and Shannon is FALSE?
A) If Leslie is a male, Shannon must be a male. B) Leslie and Shannon share 50% of their genes. C) Leslie and Shannon are identical twins. D) Leslie and Shannon developed from the splitting of a single egg.
A researcher is interested in examining the relationship between one's actual memory abilities and one's perception of how good his or her memory abilities are. Subjects in this study are given a study list of words and asked to remember these words after a short delay. They are also given a questionnaire and asked how good the subject thinks his or her memory is, where a high score means the subject thinks he or she has high memory abilities. The researcher finds a small but positive relationship between the memory test scores and the questionnaire scores.What type of research design is used in this study?
A. experiment B. case study C. correlational study