A pediatrician tested the cholesterol levels of several young patients. The foll

Question

A pediatrician tested the cholesterol levels of several young patients. The following relative-frequency histogram shows the readings for some a. What percentage of patients have cholesterol levels between 200 and 204,inclusive? patients who had high cholesterol levels. 0.4 b. What percentage of patients have levels of 215 or higher? 0 2 0.1 c. If the number of patients is 20, how many have levels between 210 and 214, inclusive? 195 205 215 225 patients Use the graph to answer the following questions. Note that cholesterol levels are always expressed as whole numbers.

Explanation / Answer

a) frm given grah % between 200 and 204 =15%

b) % of 215 or higher =20+10 =30%

c)% between 210 and 214 =30%

hecen number =20*30%=6 patients

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