Election Results, continued Refer to Exercises 1.51 and 1.52. The accompanying stem...

Election Results, continued Refer to Exercises 1.51 and 1.52. The accompanying stem and leaf plots were generated using MINITAB for the variables named “Popular Vote” and “Percent Vote.”

a. Describe the shapes of the two distributions. Are there any outliers?

b. Do the stem and leaf plots resemble the relative frequency histograms constructed in Exercises 1.51 and 1.52?

c. Explain why the distribution of the popular vote for President Obama by state is skewed while the percentage of popular votes by state is moundshaped.

Reference: Exercise 1.52

Election Results, continued Refer to Exercise 1.51. Listed here is the percentage of the popular vote received by President Obama in each of the 50 states:¹⁴

a. By just looking at the table, what shape do you think the data distribution for the percentage of the popular vote by state will have?

b. Draw a relative frequency histogram to describe the distribution. Describe the shape of the distribution and look for outliers. Did the graph confirm your answer to part a?

Reference: Exercise 1.51

Election Results The 2008 election was a race in which Barack Obama defeated John McCain and other candidates, receiving 53% of the popular vote. The popular vote (in thousands) for Barack Obama in each of the 50 states is listed below:¹⁴

a. By just looking at the table, what shape do you think the data distribution for the popular vote by state will have?

b. Draw a relative frequency histogram to describe the distribution of the popular vote for President Obama in the 50 states.

c. Did the histogram in part b confirm your guess in part a? Are there any outliers? How can you explain them?