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What is the mean? 0.91 0.91 0.91 0.91 0.54 0.68 0.93 0.91 0.68

Guest Feb 28, 2017
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What is the mean? 0.91 0.91 0.91 0.91 0.54 0.68 0.93 0.91 0.68

 

\(\begin{array}{|rcll|} \hline && \frac{0.91+ 0.91+ 0.91+ 0.91+ 0.54+ 0.68+ 0.93+ 0.91+ 0.68}{9} \\ &=& \frac{5\cdot 0.91 +2\cdot 0.68+ 0.54+ 0.93 }{9} \\ &=& \frac{7.38}{9} \\ &=& 0.82 \\ \hline \end{array}\)

 

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heureka  Feb 28, 2017

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