
Mark M. answered 05/14/18
Tutor
5.0
(278)
Mathematics Teacher - NCLB Highly Qualified
z = (97 - 98.2) / 0.62
z = -1.2 / 0.62
z = -1.935
Now locate the percentage on a z-score chart.
Tyshawn G.
asked 05/14/18Mark M. answered 05/14/18
Mathematics Teacher - NCLB Highly Qualified
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