Line Plots


Build a data set using a line plot. Find its mean, median, mode, and range. Change the data values by dragging the points, and watch how the mean, median, mode, and range change (or, in some cases, do not change).

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Assessment Questions (4):

  1. You ask 10 of your friends to tell you how many CDs they own. The line plot below shows the results. How many of your friends own 4 CDs?

    image shows a line plot with 4 compact discs at 1, 4 compact discs at 2, 1 compact disc at 3, and 1 compact disc at 4.
  2. In the line plot shown below, which of the following will not be equal to 8?

    image shows line plot with 1 compact disc at 0 and 5 compact disc at 8.
  3. If a new data item with a value of 9 was added to the line plot below, which of the following would change?

    images shows line plot with 1 compact disc at 1, 3 compact discs at 2 and 1 compact disc at 3.
  4. For the line plot shown below, which of the following will have the greatest value?

    image shows line plot with 1 compact disc at 3, 2 compact discs at 4 and 3 compact discs and 5.

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