Dr. Schott's scatterplot reveals no real patterns or clusters. In fact, the data seems to fall randomly on the graph. This pattern of results is most likely from which type of correlation?
A) Positive
B) Zero
C) Negative
D) Skewed
Answer: B
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A nurse in a pediatrician's office is instructing the new assistant. Together, they review files in order to help the assistant become familiar with the job and the terminology. When they review one file, they see the word "anoxia." What can they conclude
about the child based on the inclusion of this term in his file? a. The baby suffered oxygen deprivation and may have intellectual disabilities. b. The child prefers to play by himself rather than in social groups. c. The child has not developed language at the same rate as other children of his age. d. The baby has a rare genetic disorder that predisposes him to develop behavioral difficulties.
A history book states, "Benjamin Rush introduced humane policies into American mental hospitals, but it took Dorothea Dix to make significant positive reforms in mental hospital care. After her work, inhumane treatment was eliminated in the United States.". What, if anything, is incorrect in this statement?
a. No portion of the statement is incorrect. b. It is incorrect to say that Dix made significant positive reforms. c. It is incorrect to say that inhumane treatment was eliminated. d. It is incorrect to say that Rush introduced humane policies.
Matthew has just taken a drug that acts very similarly to the body's own endorphins. This drug is most likely to be ____
a. ?alcohol b. ?opium c. ?LSD d. ?marijuana
Rainey is studying emotional response patterns and how they vary with age. She has an extremely long survey instrument that asks for responses to a variety of situations throughout an individual's life. Because the instrument is so long, her best methodological choice is a(n)____
a. personal interview b. e-mail questionnaire c. group questionnaire d. phone interview