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Thirty children were asked about the num...

Thirty children were asked about the number of hours they watched TV programmes in the previous week. The results were found as follows:
`1 ,6 ,2 ,3 ,5 ,12, 5, 8, 4, 8`
`10 ,3 ,4 ,12 ,2 ,8 ,15, 1 ,17, 6`
`3, 2, 8, 5, 9 ,6 ,8 ,7 ,14, 12 `
How many children watched television for 15 or more hours a week?

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The correct Answer is:
2 children
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