nonparametric
Significance test for the variables in the regression.
The position of the variable in exog to be tested.
str
The level of significance:
* : at 90% confidence level ** : at 95% confidence level *** : at 99* confidence level “Not Significant” : if not significant
* : at 90% confidence level
** : at 95% confidence level
*** : at 99* confidence level
“Not Significant” : if not significant
KernelReg.sig_test