Dealing with singularities in a linear regression model

linear_regression
singularity

#1

Hi everyone,

I was applying linear regression on some variables when I got the following output:

Please explain the reason of NA values in the coefficient.

Thanks in advance!


#2

@shashwat.2014,
Take a look at these two discussion threads :
http://discuss.analyticsvidhya.com/t/what-is-singularity-and-how-to-remove-it/5478/2

http://discuss.analyticsvidhya.com/t/what-is-the-singularity-error-in-linear-regression/3924

I hope that you will find your answer in above discussion threads.
Regards,
Danish