1.   Refer to the set of data below. If 15 were removed from the set of data, which values would change?
   
    A. range and mean B. mode
    C. mean, median, and range D. range
    Hint

  2.   Find the median of {55, 21, 21, 69, 71}.
    A. 47.4 B. 71
    C. 21 D. 55
    Hint

  3.   The mean is the _______ of a set of numbers.
    A. highest number B. most frequent
    C. arithmetic average D. middle number
    Hint

  4.   Find the mode of {2, 2, 3, 9, 7, 9, 3, 7, 3}.
    A. 5 B. 7
    C. 2 D. 3
    Hint

  5.   The median is the __________ of a set of numbers.
    A. most frequent number B. highest number
    C. arithmetic average D. middle number
    Hint



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