why do nonlinear models vary what is nls in r and how do i change the nls parameters how do i make the parameters in the r model different r variable that is variable how to show variables in nonlinear regression can you use variables to make r model what is the parameter variable for future months in r can we create nonlinear models of events by group value how to modify parameters in r how to show r a non linear model why do r non linear model parameters vary why isn't the value of a parameter vary by group? what would be used for variable ranges in regression how to create non linear regression why can't i change non linear parameters in an array why does a nonlinear parameter differ for each month how variable in r can vary why would the parameter of future pc vary why do nonlinear regression parameters vary why variables vary in r