In a regression analysis, if R-Squared = 1, then does SSE = SST? Statistics Linear Regression and Correlation Least Squares Regression Line (LSRL) 1 Answer BeeFree Oct 22, 2015 NO! Explanation: If #SSE=SST#, then #r^2 = 0# If #SSE=0#, then #r^2=1# #r^2 = (SST-SSE)/(SST)# hope that helped Answer link Related questions What is meant by the term "least squares" in linear regression? What is the general formate for the equation of a least-squares regression line? What is the primary use of linear regression? What is regression analysis? What is a regression analysis? What does a regression analysis tell you? Why must the R-Squared value of a regression be less than 1? What is the standard error? What is the t-statistic? If you regress random variable Y against random variable X, would the results be the same if you... See all questions in Least Squares Regression Line (LSRL) Impact of this question 28632 views around the world You can reuse this answer Creative Commons License