Compute the mean and the variance of a lognormal variable Y = ex where X is normally

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Compute the mean and the variance of a lognormal variable Y = ex where X is normally distributed with the following mean and variance: LO5

a. μ = 3, σ 2 = 2

b. μ = 5, σ 2 = 2

c. μ = 5, σ 2 = 3

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