A Student Reports That, of a Simple Random Sample of 50

question 2

Multiple Choice

A student reports that, of a simple random sample of 50 college undergraduate students, 21% were taking more than fifteen credit hours. We know that the student has made a mistake (or maybe really did not conduct the survey) . Why?

• A) There are 50 students in the sample, so percentages should be multiples of 2%.
• B) There are 50 students in the sample, so percentages should be multiples of 0.02%.
• C) 21% of 50 students is 10.5 students, and you cannot sample a fraction of a student.
• D) Both A and C are correct.
• E) Both B and C are correct.

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Definitions:

Cost Reduction

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The interaction and relationship between commercial enterprises and governmental bodies, influencing regulations, policies, and economic conditions.