Mode: Usually the highest point of a graph

              1. The number that occurs most frequently in a list of numbers: mode

                e.g.  1, 2, 4, 4, 4, 5, 5, 6          4 is the mode

            2. There can be more than one mode: if several numbers occurs most frequently

                e.g.  1, 2, 4, 4, 4, 5, 5,, 5,  6, 7          both 4 and 5 are the modes

            3.  If each number occurs equally often, there is no mode

                e.g.  1, 1, 2, 2, 4, 4, 5, 5, 6, 6          There is no mode