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#1
11-25-2012
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A question! from nbme

A study is conducted to estimate the number of procedures performed by general internal medicine physicians. A questionnaire is
mailed to 8000 randomly selected physicians. Of these, 5680 (71%) respond. Which of the following measurements most strongly
suggests that the respondents represent a heterogeneous population with respect to the number of different procedures performed?

Mean Number of
Procedures Performed (SD; Standard Deviation)
A. 4 (SD= 0.1)
B. 7 (SD= 1.8)
C. 11 (SD= 0.5)
D. 13 (SD= 5.1)

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