There Are 18 Roller Coasters in Virginia for Which the Lengths

question 7

Essay

There are 18 roller coasters in Virginia for which the lengths (in feet) were reported. Those lengths are listed in the table at the right.

$\begin{array}{|l|l|l|l|l|l|}\hline 1385 & 2757 & 2835 & 2231 & 3828 & 1312 \\\hline 3369 & 3240 & 5100 & 3157 & 2700 & 600 \\\hline\end{array}$

a. Sketch a histogram for these data.
b. Find the mean and standard deviation of the roller coaster lengths.
c. Is it appropriate to use the mean and standard deviation to summarize these data?
Explain.
d. Describe the distribution of roller coaster lengths.

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