Find the difference between the mean and range of the following data set.
12, 86, 45, 78, 23, 56
Mean=Sum of all observationsNumber of observations
=12+86+45+78+23+566
=3006
= 50.
Range = Highest observation - Lowest observation
= 86 - 12
= 74
Difference between the mean and range = 74 - 50 = 24