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Find the Specified Percentile, Quartile, or Decile

Question 9

Multiple Choice

Find the specified percentile, quartile, or decile.
-The serum cholesterol levels for men in one age group are normally distributed with a mean of 178.2 and a standard deviation of 40.8. All units are in mg/100 mL. Find the 9th percentile.


A) 161.5 mg/100mL
B) 123.5 mg/100mL
C) 107.2 mg/100mL
D) 165.1 mg/100mL

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