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

  2.   Find the mean of {3, 8, 10, 1, 25}.
    A. 9 B. 1
    C. 9.4 D. 8
    Hint

  3.   Find the mode of {325, 100, 115, 621, 325, 325, 100}.
    A. 115 B. 325
    C. 273 D. 100
    Hint

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

  5.   Ben races motorcycles for fun. So far, his lap times, in seconds, are 32, 35, 33, and 32. What time must Ben get on his final lap for his average lap time to be 32.6?
    A. 33 B. 32
    C. 32.6 D. 31
    Hint



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