The first thing that should be done when finding the mean of a data set is counting the number of values.
4.7
Practice makes perfect
The mean of a data set is calculated by finding the sum of all values in the set and then dividing by the number of values in the set.
1, 5, 8, 4, 5, 7, 6, 6, 2, 3
We can see that in the given data set, there are 10 values.
