Maria scored 80 points on her Sociology exam and 86 points on her Biology exam. The mean score on the Sociology test was 75 with a standard deviation of 5 points. The mean score on the Biology exam was 90 with a standard deviation of 4 points. On which exam did Maria perform better with respect to the rest of her class? Maria did better on the Sociology test. Maria did better on the Biology test. Maria did equally well on both tests. O We cannot determine this without having individual scores of other test takers