Consider a continuous random variable X such that P (−1 ≤ X ≤ 1) = 1/2. Can X be characterized by i) Uniform, and ii) Exponential distributions? If yes, find the distribution parameters which ensure the required property for X .

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A:

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Q: b) n i=1 n =n2"-1

A: =∑i=1ni×n!i!(n−i)!=∑i=1nn×(n−1)!(i−1)!((n−1)−(i−1))!=n∑i=1n(n−1)!(i−1)!((n−1)−(i−1))!

Q: 14. What is the significance of the coefficient of variation?

A:

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Q: d. P(x = 6) e. f(x = 4) f. f(x= 6)

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A:

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