Truth of C.A Examination

Many people say that in C.A not ur hard work required  . There is requirement of only just  luck.  I asked to many ca some

of them reply that when my articles check copy and  work has finished of marking than i  deleberately fail some student who get above 60 and pass many student who get below 40. is this luck.

When Articles  mark for  C.A PCC , P2 , IPCC  copy in  office they  Failed some student just for fun  is this luck.

Can any body tell me what is this luck  fundaa