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To find your answers on the Z table, use this equation:
Z = (score-mean)/SD
Use the table to answer the question. Note: Round z-scores to the nearest hundredth and then find the required A values using the table.
The cholesterol levels of a group of young women at a university are normally distributed, with a mean of 181 and a standard deviation of 36. What percent of the young women have the following cholesterol levels? (Round your answers to one decimal place.)
(a) greater than 219
(b) between 184 and 222
(b) between 184 and 222
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