Not necessarily. Many investigations in fictional works are made up, but they might draw inspiration from real-life cases to make them seem more believable.
It depends. Sometimes investigations are based on real events, but sometimes they are purely fictional creations for entertainment or educational purposes.
Well, it depends. Some investigations are purely based on real facts, while others might draw some inspiration from real life but have significant fictional components to make the story more engaging.
Yes, it is. 'The Investigation' on HBO is based on a true story. It delves into real - life events and presents them in a dramatized form for the viewers.
I'm not sure specifically which 'the investigation true story' you are referring to. There could be many investigations with true stories. It could be about a crime investigation, a scientific research investigation, or an investigation into a historical event.
Most of the time, paranormal investigations are not based on true stories. They usually involve a lot of imagination and theories that haven't been scientifically proven.