1.   Which statistic reveals the least about the increase in the following average gasoline prices for seven consecutive weeks?
$1.05, $1.05, $1.05, $1.55, $1.65, $1.75, $2.00
    A. median B. range
    C. mode D. mean
    Hint

  2.   Which statistic gives the most meaningful information about the central tendency of the data {23, 25, 26, 26, 27, 29, 29, 30, 450, 450, 450}?
    A. mean B. mode
    C. median D. range
    Hint

  3.   An automobile dealer wants to sell a certain car for $20,000. If three other dealers in town are selling the same car for $15,000, $15,000, and $30,000, which measure of central should the car dealer use to describe this data to his customers?
    A. mode B. range
    C. mean D. median
    Hint

  4.   Which of the following is a way in which statistics are made to be misleading?
    A. The scale is altered on a graph. B. All three measures of central tendency are presented.
    C. The actual data are shown, and you are allowed to figure out the measures of central tendency on your own. D. Outliers on data are brought up and their effects on the measures of central tendency are explained.
    Hint

  5.   If you have taken five English tests this quarter and received scores of 72, 72, 93, 94, and 95, what misleading statistic could you use to make your grades look better than they are?
    A. mode B. range
    C. median D. mean
    Hint



Glencoe
The McGraw-Hill Companies