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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.…
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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.…
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Nov 15, 2017
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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
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Jesus Erwin Suarez
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We can see from this survey that 7 teenagers prefer rock and roll.
The number of all teenagers in the survey is:
12 + 5 + 7 + 6 + 6 + 4 = 40
P ( rock ) = 7 / 40
Answer:
C ) 7 / 40
Bryuk
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Nov 18, 2017
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