A Professor Divided the Students in Her Business Class into Three

question 12

Multiple Choice

A professor divided the students in her business class into three groups: those who have never taken a statistics class, those who have taken only one semester of a statistics class, and those who have taken two or more semesters of statistics.The professor randomly assigns students to groups of three to work on a project for the course.

If 10% of the students have never taken a statistics class, 35% have taken only one semester of a statistics class, and the rest have taken two or more semesters of statistics, what is the probability that at least one of the first two groupmates you meet has studied more than one
Semester of statistics?

• A)0.303
• B)0.798
• C)0.45
• D)0.203
• E)0.55

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