Answer:
there are many reasons to it one of it maybe the fact or incident of the real event is too disturbing so they modified it so young ones don't get terrified or it can be the exact opposite like the real event may not be very fascinating so they add up a little to catch readers attention.
Some people prefer to have a man as the pilot of the plane they are flying in because of gender bias. In reality though, a pilot has often been a man for most of the times since the invention of the plane.
