Rocco received a raw score of 56. Given a mean of 50, a median of 50, and a standard deviation of ...

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Rocco received a raw score of 56. Given a mean of 50, a median of 50, and a standard deviation of ...

Rocco received a raw score of 56. Given a mean of 50, a median of 50, and a standard deviation of 4, what is Rocco's z-score?
A) 0.0
B) -1.5
C) 2.5
D) 1.25

Textbook

Educational Psychology: Windows on Classrooms

Edition: 10^th

Authors: Eggen, Kauchak

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