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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 62.02. Random sampling of 25 scores obtained from individuals who were bullied yielded a mean of 87.81 and a standard deviation of 7.2.

Calculate the 99% confidence interval.

Steps:

As you know, two values will be required to complete the following equation:

_________ __________

For this question, what is the value that is below or less than ?