Statistics Quiz (I)   11) For random error $$varepsilon_i,$$ which of the following constitutes the Gauss-Markov conditions? A) (i) $$E(varepsilon_i)=0$$ (ii) $$E(varepsilon_i ^2)=sigma^2$$ (iii) $$E(varepsilon_i,varepsilon_j)=0, ineq j$$ B) (i) $$E(varepsilon_i)=0$$ (ii) $$E(varepsilon_i ^2)=sigma_i ^2$$ (iii) $$E(varepsilon_i,varepsilon_j)=0, ineq j$$ C) (i) $$E(varepsilon_i)=0$$ (ii) $$E(varepsilon_i ^2)=sigma^2$$ (iii) $$E(varepsilon_i,varepsilon_j)=0, ineq j$$ (iv) $$varepsilon_isim...

We are very pleased to announce that we have been able to find the Assam State Higher Secondary Education Council (AHSEC) 2014 question papers for a few subjects, thanks to our team member, Bishal Deb. Here are some of those available for download: Physics (Theory) Computer Science and...