For example,
The number occurs are :- 1, 5, 5, 8, 6, 9, 9, 3, 6, 6, 9, 8, 5, 5 , 4, 5, 6, 5, 5
The most frequent occurs is: 5. It occured 7 times
The less frequent occurs is : 1. It occured 1 time only.
What is the fomular to get this answer and the way to key in the data in Microsoft Excel?