In a Business Class,15% of the Students Have Never Taken

question 49

Multiple Choice

In a business class,15% of the students have never taken a statistics class,40% have taken only one semester of statistics,and the rest 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.Assume everyone in the group is independent.What is the probability that both of your two group mates have studied at least one semester of statistics?

• A)0.40
• B)0.723
• C)0.16
• D)0.85
• E)1.7

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