rainbow_rocks03
  • rainbow_rocks03
PLZ HELP! Victoria asked her friends about their favorite type of music and recorded results in a frequency table. Calculate relative frequency to determine the answer. Based on the table, which statement about her friends’ music preferences is true? A. Of her friends, 40% prefer country music. B. Country and rock music have the same relative frequency. C. Of her friends, 1% chose classical music. D. Of her friends, 10% chose classical music.
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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anonymous
  • anonymous
where is the table?
rainbow_rocks03
  • rainbow_rocks03
|dw:1433359836145:dw|
anonymous
  • anonymous
find the total for the frequency row

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More answers

rainbow_rocks03
  • rainbow_rocks03
20
anonymous
  • anonymous
yep
anonymous
  • anonymous
lets find country first
anonymous
  • anonymous
3/20 x 100=
rainbow_rocks03
  • rainbow_rocks03
15
anonymous
  • anonymous
ok, country is 15%
anonymous
  • anonymous
we can rule out option A
anonymous
  • anonymous
is rock 15%?
rainbow_rocks03
  • rainbow_rocks03
no?
anonymous
  • anonymous
that's right, 7/20 x 100= 35%
anonymous
  • anonymous
so we can rule out B
anonymous
  • anonymous
what is the percentage for classical?
rainbow_rocks03
  • rainbow_rocks03
3% ?
rainbow_rocks03
  • rainbow_rocks03
wait no
rainbow_rocks03
  • rainbow_rocks03
20?
anonymous
  • anonymous
no
anonymous
  • anonymous
(classical/total) x 100
rainbow_rocks03
  • rainbow_rocks03
10!
anonymous
  • anonymous
thats right
rainbow_rocks03
  • rainbow_rocks03
So my answer is D
anonymous
  • anonymous
good job
rainbow_rocks03
  • rainbow_rocks03
TY SOO MUCH FOR YOUR HELP!
anonymous
  • anonymous
no problem

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