Factorial Design 

Sir, great video. I have referred your video for my work and I want to thank you for making the concepts so easy for such a dry subject. I have referred many foreign authors as well but your explanation is far superior. Thank you.

18:58 real video starts from here

👍👌👌👌👌

Thanks a lot.

25 mins feels like 250000 hours in this video .

Robot 🤖 ki tarah padana band karo... Jara easy language me inshan ki tarah padaoo

Ise gatiya video mene upane jivan me kabhi nahi dekha nad dekhana bhi nahi chahata usase pahale muje bhagavan uthale yaha se