Statistics
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Please show all of the steps and processes used to solve each problem.
1. Suppose we are researching the attitudes of first year medical students at a local University. Using this example, describe in your own words how you would go about determining this through:
a. Drawing a random sample
b. Drawing a systematic sample
c. Drawing a convenience sample
2. Refer to the graphic 'America's students by grade level'. The latest Census report on schools found about 70 million students (27.8% of the population) from nursery school through college.
AMERICA'S STUDENTS BY GRADE LEVEL
Kindergarten/nursery school = 11.7%
Grades 1 - 8 = 44.9%
Grades 9 - 12 = 21.8%
College = 15.2%
Data from USA Today, 5/9/2000.
a. What is the population?
b. What information was obtained from each person?
c. Using the information given, estimate the number of students in college.
d. Using the information given, estimate the size of the entire U.S. population.
Please show all of the steps and processes you used to solve each of your problems.
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