What is the mode of 1982, 1988, 1989, 1994, 1995, 2005?
This set has no mode. See explanation.
Mode (modal value) of a data set is the most frequent value in the set.
But a set can either have more than one modal values or have no modal values.
A set has no modal values if all values have the same number of occurences (as in the given example).
A set can also have more than one modal value.
In this set modes are