life

..sometimes fits perfectly into a parametric model,
at others appears a random error.

..sometimes looks like an irreducible Markov Chain,
at others becomes iid sequence.

..sometimes looks a part of His randomized designs,
at others appears as if no one is in the sky.

..sometimes characters appear as sample from same population,
at others each seems to constitute a different populations.

Lot many pairs of null vs alternates we have,
but is there any to take care of the ones above?

Though it gets white and noisy at times and there are many confusions,
but in the end it always follows normal, despite of other fancy distributions.



PS: Dedicated to the day of statisticians.