08-31-2009, 07:57 PM
A research study of 100 patients shows that their calcium levels range from 8.8-15.1 milligrams/deciliter (mg/dL), with a mean of 12.1 mg/dL. The calcium levels fall in a normal distribution, with a standard deviation of 1.0 mg/dL. Based on this study, we know that the percentage of calcium values below 10.1 is approximately
A. 1%
B. 2%
C. 5%
D. 8%
E. 16%
A. 1%
B. 2%
C. 5%
D. 8%
E. 16%