The 1938 radio broadcast of war of the worlds made millions of listeners believe that martians were invading earth; however most listeners didn't believe the story was real. those outcomes ultimately to support which research model?

It was the hypodermic-needle model. This model which is also known as hypodermic-syringe model, transmission-belt model or magic bullet theory is a model of communications. It suggests that an intended message is received directly and fully accepted by the receiver. It was largely considered obsolete for a long time.