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\begin{document}%%%%%%%%%%b{gedeonInfo}%%%%%%%%%
%%--Document N° 1495385642286--
%%--Médiane, quartiles, déciles, boite--
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\begin{exercise}
Le tableau ci-dessous donne les notes de 80 candidats \`{a} un examen : 
\begin{tabular}
[c]{|l||c|c|c|c|c|c|c|c|c|c|c|c|c|c|}\hline
Notes \hfill$(x_{i})$ & 4 & 5 & 6 & 7 & 8 & 9 & 10 & 11 & 12 & 13 & 14 & 15 &
16 & 18\\\hline
Effectifs \hfill$(n_{i})$ & 2 & 2 & 5 & 10 & 9 & 10 & 12 & 10 & 7 & 5 & 5 &
1 & 1 & 1\\\hline
\end{tabular}


\begin{enumerate}


\item D\'{e}terminer la m\'{e}diane, le premier quartile, le troisi\`{e}me
quartile, le premier d\'{e}cile et le neuvi\`{e}me d\'{e}cile de cette
s\'{e}rie  statistique. 

\item Repr\'{e}senter cette s\'{e}rie statistique \`{a} l'aide d'une boite
\`{a} moustache et commenter vos r\'{e}sultats. 
\end{enumerate}
\end{exercise}


\end{document}