Number of people Style of Music ↓ Age → (Years) 15-20 (Years) 21-30 (Years) 31+ Classical 6 4 17 Pop 7…
The Hip-Hop row gives \(9 + 3 + 4 = 16\) people. The whole sample is the total of all seven rows: 27 (classical) + 17 (pop) + 32 (rock) + 16 (jazz) + 20 (blues) + 16…
Choose your answer
| Style of Music ↓ | Age → | ||
|---|---|---|---|
| (Years) 15-20 | (Years) 21-30 | (Years) 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 |
Question: Approximately what percentage of the total sample indicates that Hip-Hop is their favourite style of music ?
Answer and explanation
Correct answer D
The Hip-Hop row gives people. The whole sample is the total of all seven rows: 27 (classical) + 17 (pop) + 32 (rock) + 16 (jazz) + 20 (blues) + 16 (hip-hop) + 6 (ambient) = 134. So the share is , which is about 12%; 14% would be too high, and 8% and 6% far too low.
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