This formula shows you are $164.89 in the hole on Thai curry kit sales. This is your sales volume variance. Once you know this, you can choose to adjust pricing, reduce your projections or both.

D. E. Walters, J. R. Morton, On the Analysis of Variance of a Half Diallel Table, Biometrics, Vol. 34, No. 1 (Mar., 1978), pp. 91-94 Free online reading for over 10 million articles Save and organize ...