Prior-hypothesis bias is the tendency for people with strong prior beliefs, when confronted with a choice, to make their decisions based on their beliefs even if their beliefs are false.
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Explanation:</u></h3>
Decisions are important in day to day life. It is very essential for a person to think about all the alternatives and the consequences of each of them before making right decisions. Decisions that we take in certain situations has a great impact on both the decision maker and the people surrounding that person.
In some situations, some people make decisions based on the beliefs that are prior to certain relationship between some variables. They even know that those beliefs are wrong sometimes even they have some evidence for it. This tendency of the people refers to prior hypothesis bias.
Answer:Prejudice
Explanation:
Prejudice is strong negative attitude or stereotype that one has about a particular group of people that is usually unreasonable or baseless but only driven by the fact that those people don't belong in the same group as this person. This is a prejudgement that makes a person group everyone together as the same in that particular group without even giving them a chance to prove themselves.
It could be because they are from a diffrent race, socio-economic status, different class, different backgrounds etc.
He or she would need to do more research on their experiment before examining.