The average math SAT score is 515 with a standard deviation of 115. A particular high school claims that its students have unusually high math SAT scores. A random sample of 60 students from this school was selected, and the mean math SAT score was 548. Is the high school justied in its claim? Explain. , because the zscore (D) is |:| since it |:| within the range of a usual event, namely within of the mean of the sample means. (Round to two decimal places as needed.)