Question: The graduating class obtained = 75 and = 5 in English and = 78 and = 4 in History. --> Find the z-score of a

The graduating class obtained = 75 and = 5 in English and = 78 and = 4 in History.

--> Find the z-score of a score (X) that is (a.1) 5 points above and another that is (a.2) 6 points below the English ; (a.3) 7 points above and (a.4) 8 points below the History . (4 pts)

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