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Section 1.2: Homework 1-) Researchers want to collect cholesterol levels of US. patients who had a heart attack two days prior. The following are different sampling techniques that the
researcher could use. Classify each as simple random sample, stratified sample, systematic sample, cluster sample, or convenience sample. a.) The researchers randomly select 5 hospitals in the U-S. then measure the
cholesterol levels of all the heart attack patients in each of those hospitals. b.) The researchers list all of the heart attack patients and measure the cholesterol
level of every 25‘11 person on the list. c.) The researchers go to one hospital on a given day and measure the cholesterol
level of the heart attack patients at that time. d.) The researchers list all of the heart attack patients. They then measure the
cholesterol levels of randome selected patients. e.) The researchers divide the heart attack patients based on race, and then
measure the cholesterol levels of randome selected patients in each race grouping.

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a) simple random sample b) systematic... View the full answer

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