# Question: Let X be a normal random variable with mean

Let X be a normal random variable with mean μ and variance σ2. Use the results of Theoretical Exercise 46 to show that

In the preceding equation, [n/2] is the largest integer less than or equal to n/2. Check your answer by letting n = 1 and n = 2.

In the preceding equation, [n/2] is the largest integer less than or equal to n/2. Check your answer by letting n = 1 and n = 2.

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