Three potential employees took an aptitude test. Each person took a different version of the test. The scores are reported below. Kerri got a score of 76.4; this version has a mean of 68.6 and a standard deviation of 13. Thomas got a score of 273.3; this version has a mean of 260 and a standard deviation of 19. Demetria got a score of 8.04; this version has a mean of 7.2 and a standard deviation of 0.4. If the company has only one position to fill and prefers to fill it with the applicant who performed best on the aptitude test, which of the applicants should be offered the job?

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