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Normal distribution: Area between two points

AP.STATS: VAR‑2 (EU), VAR‑2.B (LO), VAR‑2.B.3 (EK) CCSS.Math: HSS.ID.A.4
You might need: Calculator,Z table

Problem

A set of history exam scores are normally distributed with a mean of 83, point, 2 points and a standard deviation of 8 points.
What proportion of exam scores are between 82 and 89, point, 2 points?