In U.S. presidential elections, each of the 50 states casts a number of electoral votes equal to its number of senators (2) plus its number of members of the House of Representatives.

In addition, the District of Columbia casts three electoral votes.

Following are the numbers of electoral votes cast for president for each of the 50 states and the District of Columbia in the election of 2016.

a. Construct a split stem-and-leaf plot for these data, using two lines for each stem.

b. Construct a frequency histogram, with the classes chosen so that there are two classes for each stem.

c. Explain why the stem-and-leaf plot and the histogram have the same shape.

Transcribed Image Text:

10 9403 3 11 6 55 55 9 7 3 29 16 20 11 6 6 8 8 6 10 3 5 6 4 14 18 7 7 3 13 12 5 220 20 4 9 3 51 4 10 11 16 29 15 465 11 38 6 10 3. 3