Probability Calculation: Calculation_1

X ∼ Normal(μ = 2, σ = 0.5)
The Expected Value is E(X) = 2 and the Variance is V(X) = 0.25.
The probability that X is between 1.5 and 3 equals 0.8186.
P(1.5 ≤ X ≤ 3) = 0.8186