A survey of 25 students in line during registration revealed that 3 were math majors, 10 were history majors, 2 were psychology majors, 7 were biology majors, and the rest were undecided. If the clerk calls a name from the same line of students at random, find the probability the student would be either a history or biology major.
A survey of 25 students in line during registration revealed that 3 were math majors, 10 were history majors, 2 were psychology majors, 7 were biology majors, and the rest were undecided. If the clerk calls a name from the same line of students at random, find the probability the student would be either a history or biology major.
Solution Summary: The author explains that a survey of 25 students revealed that 3 were math majors, 10 were history, 2 were psychology, 7 were biology, and the rest were undecided.
A survey of 25 students in line during registration revealed that 3 were math majors, 10 were history majors, 2 were psychology majors, 7 were biology majors, and the rest were undecided. If the clerk calls a name from the same line of students at random, find the probability the student would be either a history or biology major.
Using and Understanding Mathematics: A Quantitative Reasoning Approach (6th Edition)
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