Which of these is always true for a set of values?
Mean=Median\text{Mean} = \text{Median}Mean=Median
∑(xi−xˉ)=0\sum (x_i - \bar{x}) = 0∑(xi−xˉ)=0
Variance=Range\text{Variance} = \text{Range}Variance=Range
Mode\text{Mode}Mode is always in the dataset