The following data represent the age of U.S. presidents on their respective inauguration days (through Barack Obama). $$\begin{equation}\begin{array}{lllllllll}42 & 47 & 50 & 52 & 54 & 55 & 57 & 61 & 64 \\\hline 43 & 48 & 51 & 52 & 54 & 56 & 57 & 61 & 65 \\\hline 46 & 49 & 51 & 54 & 55 & 56 & 57 & 61 & 68 \\\hline 46 & 49 & 51 & 54 & 55 & 56 & 58 & 62 & 69 \\\hline 47 & 50 & 51 & 54 & 55 & 57 & 60 & 64 & \\\hline\end{array}\end{equation}$$ (a) Find the five-number summary. (b) Construct a boxplot. (c) Comment on the shape of the distribution.
Added by Stephanie H.
Step 1
(a) The five-number summary consists of the minimum, first quartile (Q1), median (Q2), third quartile (Q3), and maximum. Show more…
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