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The SAT Math scores have a bell-shaped distribution with a Mean of 543 and a Standard Deviation of 123.Find the Z-score to determine if a
The SAT Math scores have a bell-shaped distribution with a Mean of 543 and a Standard Deviation of 123.Find the Z-score to determine if a SAT Math score of 765 is considered USUAL or UNUSUAL.
A.Z=2.2 and is considered usual.
B.Z=2.2 and is considered unusual.
C.Z=1.9 and is considered usual.
D.none
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