Is there such thing as ghosts?
First Of All They Are Not Called 'Ghosts' They Are Called Spirits!
U Cannot Predict Whether 'Spirits Are Real Or Not Untill U Actually See One. The Only Way To Find Out Is To Play The Original 'Spirit Game' Aslo Known As 'Frisbee' WARNING: U Must Never Play This Alone Otherwise Bad Spirits Will Come Out, Play It With A Maximum Of 2 People Or More!
There can not be a definite answer to this, because there is not a definite answer to ghosts. Some people firmly believe in them, and others firmly believe there is no such thing. However, in the ghosts believing community, it is widely accepted the dogs and younger people are more "open" to sightings.