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The entity X ~ N(4, 2). Calculate (a) Pr(X ≤ 3.7); (b) Pr(X ≥ 5.2); and...

The entity X ~ N(4, 2). Calculate (a) Pr(X ≤ 3.7); (b) Pr(X ≥ 5.2); and (c) Pr(3.7 < X < 5.2).    

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