Determine the population and the sample.A graduate student at a university wants to find out the opinions of undergraduate students about campus dining choices. He has access to a list of 2500 undergraduate student email addresses and emails a survey to 500 of these undergrads selected at random.
A. Population: undergraduate students at the university; Sample: 2500 undergraduate students from an email list
B. Population: undergraduate students at the university; Sample: 500 undergraduate students from an email list
C. Population: 2500 email addresses; Sample: 500 undergraduate students from an email list
D. Population: 500 undergraduate students from an email list; Sample: 2500 email addresses
Answer: B
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What will be an ideal response?
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A. retailer B. manufacturer C. both manufacturer and wholesaler D. wholesaler
Solve the linear inequality. Other than ?, use interval notation to express the solution set and graph the solution set on a number line.4x + 3 < 27
A. (-?, 6]
B. [6, ?)
C. (-?, 6)
D. (6, ?)
Find all solutions of the equation in the interval [0, 2?).2 cos2 x - 1 = 0
A. 
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B. 
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C. 
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D. 
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