Question

What is the meaning of fair trial and how does inclusion of fair trial influence the result?

Answer 1

It meens probability of occurence of all events in a sample set have equal
value of probability

It is not a actual case
For example we tossing a coin we consider the probability of getting head and tail are same
But we make an experiment to check the probability there may be an unequel distribution can see. It is due to the geometic shape and its some strectural difference between both aides
So questions are provided always with fair triels . It is like an ideal condition.then only we can do that other wise
The case is totaly unpreditable