1.   What percent of data does the box in a box-and-whisker plot represent?
    A. 50% B. 25%
    C. 100% D. 75%
    Hint

  2.   Using the box-and-whisker plot, what is the least value of the data for exam A?
   
    A. 83 B. 65
    C. 50 D. 45
    Hint

  3.   Using the box-and-whisker plot, what is the first quartile of Exam B?
   
    A. 72 B. 63
    C. 75 D. 83
    Hint

  4.   Find the first quartile of
{2, 5, 13, 21, 0, 5, 18, 21, 22, 23, 26, 26, 26}?
    A. 27 B. 5
    C. 25 D. 26
    Hint

  5.   Find the interquartile range of
{61, 65, 65, 66, 72, 75, 77, 79, 81, 85, 89, 92, 99}.
    A. 77 B. 21.5
    C. 35 D. 25
    Hint



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