1.   Which number describes the spread of a set of data?
    A. range B. mean
    C. median D. mode
    Hint

  2.   Which number(s) describe(s) the average number in a set of data?
    A. median B. neither
    C. both mean and median D. mean
    Hint

  3.   Which describes the number that appears most often in a set of data?
    A. mean B. mode
    C. median D. range
    Hint

  4.   Find the median for the data set
2, 3, 5, 7, 9, 10, 12, 15.
    A. 7 B. 8
    C. 10 D. 9
    Hint

  5.   Find the range of the data set 145, 612, 120, 349, 515, 212, 590.
    A. 470 B. 445
    C. 492 D. 512
    Hint



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