What proportion of the elementary school

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Question 1: PRACTICE PROBLEMS A recent study reported that the prevalence of hyperlipidemia (defined as total cholesterol over 200) is 30% in children 2 to 6 years of age. If 12 chil-dren are analyzed: a. What is the probability that at least 3 are hyper-lipidemic? b. What is the probability that exactly 3 are hyper-lipidemic? c. I low many would be expected to meet the criteria for hyperlipidemia?

Question 2: A national survey of graduate students is conducted U4. to access their consumption of coffee. Table 5-12 summarizes the data.
a What proportion of students drinks decaffeinated catTec only?
b What proportion of coffee drinkers (caticinated and decaffeinated) is female?
c What proportion of the females dos not drink coffee

Question 3:A recent study of cardiovascular risk factors reported that 30% of adults meet criteria for hypertension. If 15 adults are assessed, what is the probability that:
a. Exactly 5 are the criteria for hypertension?
b. None meet the criteria for hypertension?
c. How many would you expect to meet the criteria for hypertension?

Question 4: Table 5-16 displays the number of children in a local town classified as normal weight, overweight, and obese by year in school.
a. What proportion of the children is obese?
b. What proportion of the elementary school chil-dren is overweight or obese?
c. What proportion of the normal weight children is 018 in high school?

Question 5: In a primary care clinic, 25% of all patients who have appointments fail to show up. Each di nic session has 10 scheduled appointments.
a. What is the probability that half of the patients fail to show up?
b. What is the probability that all patients show up?
c. In a week, there are 10 clinic sessions. How many patients would you expect to fail to show up?

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Reference no: EM132658454

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