High-density lipoprotein (hdl) is sometimes called the "good cholesterol" because low values are associated with a higher risk of heart disease. according to the american heart association, people over the age of 20 years should have at least 40 mg/dl of hdl cholesterol. u. s. women aged 20 and over have a mean hdl of 55 mg/dl with a standard deviation of 15.5 mg/dl. assume that the distribution is normal.
what percentage of women have low values of hdl? (40mg/ dl or less)

(fill in the blank below and round your answer to a whole number.)

% of women have low values of hdl