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A group of 7 students was asked, "How many hours did you watch television last week?" Here are their responses.8.13, 8, 20.8, 18, 19Find the mean number of hours for these students.If necessary, round your answer to the nearest tenth.I hours?

Respuesta :

Let's begin by listing out the information given to us:

[tex]\begin{gathered} 8.13,8,20.8,18,19\Rightarrow n=5 \\ \operatorname{mean}=\frac{\Sigma x}{n}=\frac{8.13+8+20.8+18+19}{5}=\frac{73.93}{5}=14.786 \\ \operatorname{mean}=14.8(ToTheNearestTenth) \\ \end{gathered}[/tex]

The mean number of hours for these students is 14.8 hours

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