A psychologist is interested in knowing whether adults who were bullied as children differ from the general population in terms of their empathy for others. On a questionnaire designed to measure empathy, the mean score for the general population is 66.38. Random sampling od 76 scores obtained from the individuals who were bullied yielded a mean of 52.53 and a standard deviation of 22.87. Suppose you want to calculate the 99% confidence interval. The mean you will use for this calculation is?