Question: The stem-and-leaf plot gives the semiannual premiums for the girls and boys in Van Buren High School who currently drive. It is called a back-to-back

The stem-and-leaf plot gives the semiannual premiums for the girls and boys in Van Buren High School who currently drive. It is called a back-to-back stem-and-leaf plot, and combines two stem-and-leaf plots. The numbers between the two vertical lines represent the hundreds and tens digits. The numbers on the extreme left show the units digits for the girls. Notice they are written in ascending order as you move out from the middle. The numbers on the extreme right show the units digits for the boys.

a. How many girls at Van Buren HS drive?
b. How many boys at Van Buren HS drive?
c. Find the range of the annual premiums for all of the students.

9 8 1 11 1 87 1 2 2 3 2 88 2 4 6 7 75 4 8913 7 6 6 66 5 90 2 777 1 87 $871 871 1-3871

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