The cholesterol levels of an adult can be described by a Normal model with a mean of 188 ​mg/dL and a standard deviation

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The cholesterol levels of an adult can be described by a Normalmodel with a mean of
188
​mg/dL and a standard deviation of
22.
Complete parts a through e below.
) What percent of adults do you expect to have cholesterollevels over
200
​mg/dL?
enter your response here​%
​(Round to two decimal places as​ needed.)
Part 3
​c) What percent of adults do you expect to have cholesterollevels between
170
and
180
​mg/dL?
enter your response here​%
​(Round to two decimal places as​ needed.)
Part 4
​d) Estimate the interquartile range of cholesterol levels.
IQR=enter your response here
​mg/dL
​(Round to the nearest integer as​ needed.)
Part 5
​e) Above what value are the highest​ 15% of​ adults'cholesterol​ levels?