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Mathematics 9 Online
OpenStudy (anonymous):

A survey of teenagers found the music preferences listed. If you pick a teenager at random, what is P(rock)? Country : 12 Jazz : 5 Rock : 7 Classical : 6 New Age : 6 Other : 4 A.33/40 B.1/7 C.7/40 D.1

OpenStudy (anonymous):

c.

OpenStudy (anonymous):

P (rock) = rock/ total = 7/40

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