You have collected data on the monthly seasonally adjusted civilian unemployment rate for the United States over a 10-year period. Which of the following is the best for presenting the data?
A) a stem-and-leaf display B) a side-by-side bar chart
C) a contingency table D) a time-series plot
Question 2
You have collected data on the number of U.S. households actively using online banking and/or online bill payment over a 10-year period. Which of the following is the best for presenting the data?
A) a time-series plot B) a side-by-side bar chart
C) a pie chart D) a stem-and-leaf display
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