Before Hannah can leave the house, she must turn all four gas burners on her stove on and off 24 times, each in sequence. She pe
rforms this ritual because she does not trust her memory and fears she can't be sure the burners are actually off unless she does this. Hannah is demonstrating which cognitive characteristic of OCD?
Hannah show the signs of dis-confirmatory bias as in this case a person starts to doubt his own past beliefs and recheck or re access their beliefs in order to satisfy their thinking .Performing ritual again shows she demonstrate the signs of dis confirmatory Bias.
