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Quiz: Assignment 7 (Chapter 7) b) What percent of adults do you expect to have cholesterol levels over 200 mg/dl.? The cholesterol levels of an adult can be described by a Normal model with a mean of 188 mg/dl, and a standard deviation of 22. Complete parts a through e below CERO (Round to two decimal places as needed) c) What percent of adults do you expect to have cholesterol levels between 170 and 180 mg/dL? (Round to two decimal places as needed.) d) Estimate the interquartile range of cholesterol levels. IQR= mg/dL (Round to the nearest integer as needed.) e) Above what value are the highest 15% of adults' cholesterol levels? mg/dL (Round to the nearest integer as needed.) View an example Question 6 of 6 Textbook Statcrunch This quiz: 32 point(s) possible This question: 11 point(s) possil