While evaluating evidence that seems to confirm a hoped-for finding, people may overlook flaws in the research or argument. this is an example of the: ?

The correct answer is the confirmation bias. 

Confirmation bias refers to the phenomenon wherein an individual or researcher tends to interpret and seek out information that confirms his or her preconceived notions of a finding. Confirmation biases are best avoided in research since they lead to statistical errors and compromised validity.