Data Interpretation Practice Test 4

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Directions (311-313): The table below shows the number of people who responded to a survey about their favourite style of music. Use this information to answer the following questions to the nearest whole percentage.

\table \Age ,15-20 ,21-30 ,31 +;\Classical ,6, 4, 17;\Pop, 7 ,5, 5;\Rock, 6 12 ,14;\Jazz ,1 ,4, 11;\Blues, 2, 3, 15;\Hip-\Hop ,9, 3, 4;\Ambient, 2, 2, 2;,33, 33, 33

Question : 43 of 89

Marks: +1, -0

Approximately what percentage of the total sample indicated that Jazz is their favourite style of music of age 31+ ?

Validate

Solution:

Number of people who like Jazz music of age 31 + = 11
Total number of people = 99
Percentage of people like Jazz music

= 11/99× 100

= 11.11 ≈ 12%

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