The following data are the numbers of miles of bike lanes per square mile for the 10 cities with the most miles of bike lanes.

a. Construct a stemplot.
b. How many of the 10 cities have at most 3.0 miles of bike lanes per square mile?
c. Find the proportion of the 10 cities that have at least 4.1 miles of bike lanes per square mile.
d. Find the proportion of the 10 cities that have less than 3.7 miles of bike lanes per square mile.
e. Philadelphia has more miles of bike lanes per square mile than any other city. How many miles of bike lanes per square mile is that?

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2.6 3.4 1.3 2.9 4.3 4.1 3.7 1.5 4. 2.7