Fitting a regression equation (model) Building a Bivariate linear regression model to represent the relationship between two variables by a straight line involves determining the coefficients of that line, a process known as fitting the regression line.
Signs and symptoms of blind loop syndrome often include: 1  Loss of appetite. 2  Abdominal pain. 3  Nausea. Bloating.  An uncomfortable feeling of fullness after 1  eating. Diarrhea.  Unintentional weight loss.
Blind loop syndrome occurs when part of the intestine becomes bypassed. Digested food slows or stops moving through part of the intestines. This causes bacteria to grow too much in the intestines and leads to problems in absorbing nutrients.