what is the notation for the total variation in a data set what is the notation of sample sums why do we do notation on variance if you use the notation of xy in the sample, what should you use if the sample total variation is the sum of squares xyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy which notation is used for the sum of the squares what is used for total variation in deming regression? how is this notation used? what is the notation for total variation for an expression what is the notation for the sample total variation what is the notation for the total variation notation of total variation what is the notation for the sample total variation of the sample for a demers regression? what is the notation for total variation in deming model what is the notation used for the total variance of the sampling? what notation should be used to denote the total variation of a paired sample? what is the notation for total variation why notation for deviation for sample if the total variance is notated what is the value what is the notation for the total variance what is the notation for sample total variation?