As soon as the news program begins an interview with the president, dolores quits paying attention and she mumbles to herself, "i already know everything he has to say and i don't want to hear it again." dolores' ability to listen is being hindered by:

It is hindered by prejudgement. It happens when a person judges to quickly or before hand with only a handful knowledge that they know with that person or specific thing or other words, lack of evidence. It starts when Dolores has already assumed that she knows what the program will say because of the thought without a hard evidence. She judges too quickly, without knowing the truth or the real outcome which points out that she is hindered by prejudgement.