Question

What does the frequency of an observation in a data set mean? Which observation in the following data has the maximum frequency and which has the minimum frequency?

1, 1, 2, 4, 3, 2, 1, 2, 2, 4

Answer 1

The frequency of an observation in a data set is the number of times that observation has occurred in a data set. It is basically the total count of that observation in that data-set.

2 has the maximum frequency as it occurred four times.
3 has the minimum frequency as it occurred once only