what are the assumptions for regression analysis? select all that apply. the sample is a random sample. there can be no outliers. for any specific value of the independent variable , the value of the dependent variable must be normally distributed about the regression line. for any specific value of the dependent variable , the value of the independent variable must be normally distributed about the regression line. the standard deviation of each of the independent variables must be the same for each value of the dependent variable. the standard deviation of each of the dependent variables must be the same for each value of the independent variable.