7.1b Mode
Mode is the observation which has the highest frequency in a set of data.
Example:
Find the mode for each of the sets of data given below.
(a) 15, 18, 21, 25, 20, 18
(b) 3, 6, 9, 11, 17
(c) 0, 1, 2, 7, 3, 2, 1, 1, 2, 1, 2
Solution:
(a) The mode is 18. ← (18 occurs 2 times)
(b) Does not have a mode.
(c) The modes are 1 and 2. ← (Both numbers occur 4 times)