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Sandra and Jill both take their History final exam in the same class. Sandra scores 86 and Jill scores 94. Using the information given below, determine how many more students did Jill beat with her score on the final exam than Sandra beat? Mean = 82 s = 5 formula: z = (X - X-bar)/S A total of 62 students took the final exam The z stands for standard score, the X stands for the raw score, and the X-bar stands for the mean. Please explain how you got the answer!

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