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Mathematics 17 Online
OpenStudy (anonymous):

please help for medal

OpenStudy (anonymous):

Two students in different classes took the same math test. Both students received a score of 87. In student A’s class the mean was 78 and the standard deviation of 5. In student B’s class the mean was 76 with a standard deviation of 4. Which student scored in the top 10% of their class?

OpenStudy (anonymous):

A. Both Students B. Student A C. Student B D. Neither students

OpenStudy (tkhunny):

Calculate the Z-Score for each.

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