The probability distribution function for normal distribution is given by _(x-µ)² e 202 o V2n f(x) = where x is a continuous random variable. If o = 3, µ = 5 and 2< x < 8, find P(2 < x < 8) using (i) Newton Cotes integration formula with n = 6,

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A: E(X1-X2)=E(X1)-E(X2)=μ-μ=0

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A: Given that  Rate parameter λ=11.42 Var(X2) = E(X4) - [E(X2)]2

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Q: solve using normal distribution rules x ~ n (25,5^2) find k such that p(20

A: Mean()=25Standard deviation()=5

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